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Commit fe877779 authored by Caesar Wang's avatar Caesar Wang
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rockchip: rk3399: add dram driver 

add dram driver, and kernel can through sip function talk to bl31 to
do ddr frequency scaling. and ddr auto powerdown.

Change-Id: I0d0f2869aed95e336c6e23ba96a9310985c84840
parent 50990186
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plat/rockchip/rk3399/drivers/dram/dcf_code.inc 0 → 100644
View file @ fe877779
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plat/rockchip/rk3399/drivers/dram/dram.c 0 → 100644
View file @ fe877779
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <debug.h>
#include <mmio.h>
#include <plat_private.h>
#include "dram.h"
#include "dram_spec_timing.h"
#include "string.h"
#include "soc.h"
#include "pmu.h"
#include <delay_timer.h>
#define CTL_TRAINING (1)
#define PI_TRAINING (!CTL_TRAINING)
#define EN_READ_GATE_TRAINING (1)
#define EN_CA_TRAINING (0)
#define EN_WRITE_LEVELING (0)
#define EN_READ_LEVELING (0)
#define EN_WDQ_LEVELING (0)
#define ENPER_CS_TRAINING_FREQ (933)
struct pll_div {
unsigned int mhz;
unsigned int refdiv;
unsigned int fbdiv;
unsigned int postdiv1;
unsigned int postdiv2;
unsigned int frac;
unsigned int freq;
};
static const struct pll_div dpll_rates_table[] = {
/* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2 */
{.mhz = 933, .refdiv = 3, .fbdiv = 350, .postdiv1 = 3, .postdiv2 = 1},
{.mhz = 800, .refdiv = 1, .fbdiv = 100, .postdiv1 = 3, .postdiv2 = 1},
{.mhz = 732, .refdiv = 1, .fbdiv = 61, .postdiv1 = 2, .postdiv2 = 1},
{.mhz = 666, .refdiv = 1, .fbdiv = 111, .postdiv1 = 4, .postdiv2 = 1},
{.mhz = 600, .refdiv = 1, .fbdiv = 50, .postdiv1 = 2, .postdiv2 = 1},
{.mhz = 528, .refdiv = 1, .fbdiv = 66, .postdiv1 = 3, .postdiv2 = 1},
{.mhz = 400, .refdiv = 1, .fbdiv = 50, .postdiv1 = 3, .postdiv2 = 1},
{.mhz = 300, .refdiv = 1, .fbdiv = 50, .postdiv1 = 4, .postdiv2 = 1},
{.mhz = 200, .refdiv = 1, .fbdiv = 50, .postdiv1 = 3, .postdiv2 = 2},
};
static struct rk3399_ddr_cic_regs *const rk3399_ddr_cic = (void *)CIC_BASE;
static struct rk3399_ddr_pctl_regs *const rk3399_ddr_pctl[2] = {
(void *)DDRC0_BASE, (void *)DDRC1_BASE
};
static struct rk3399_ddr_pi_regs *const rk3399_ddr_pi[2] = {
(void *)DDRC0_PI_BASE, (void *)DDRC1_PI_BASE
};
static struct rk3399_ddr_publ_regs *const rk3399_ddr_publ[2] = {
(void *)DDRC0_PHY_BASE, (void *)DDRC1_PHY_BASE
};
struct rk3399_dram_status {
uint32_t current_index;
uint32_t index_freq[2];
struct timing_related_config timing_config;
struct drv_odt_lp_config drv_odt_lp_cfg;
};
static struct rk3399_dram_status rk3399_dram_status;
static struct ddr_dts_config_timing dts_parameter = {
.available = 0
};
static struct rk3399_sdram_default_config ddr3_default_config = {
.bl = 8,
.ap = 0,
.dramds = 40,
.dramodt = 120,
.burst_ref_cnt = 1,
.zqcsi = 0
};
static struct drv_odt_lp_config ddr3_drv_odt_default_config = {
.ddr3_speed_bin = DDR3_DEFAULT,
.pd_idle = 0,
.sr_idle = 0,
.sr_mc_gate_idle = 0,
.srpd_lite_idle = 0,
.standby_idle = 0,
.ddr3_dll_dis_freq = 300,
.phy_dll_dis_freq = 125,
.odt_dis_freq = 933,
.dram_side_drv = 40,
.dram_side_dq_odt = 120,
.dram_side_ca_odt = 120,
.phy_side_ca_drv = 40,
.phy_side_ck_cs_drv = 40,
.phy_side_dq_drv = 40,
.phy_side_odt = 240,
};
static struct rk3399_sdram_default_config lpddr3_default_config = {
.bl = 8,
.ap = 0,
.dramds = 34,
.dramodt = 240,
.burst_ref_cnt = 1,
.zqcsi = 0
};
static struct drv_odt_lp_config lpddr3_drv_odt_default_config = {
.ddr3_speed_bin = DDR3_DEFAULT,
.pd_idle = 0,
.sr_idle = 0,
.sr_mc_gate_idle = 0,
.srpd_lite_idle = 0,
.standby_idle = 0,
.ddr3_dll_dis_freq = 300,
.phy_dll_dis_freq = 125,
.odt_dis_freq = 666,
.dram_side_drv = 40,
.dram_side_dq_odt = 120,
.dram_side_ca_odt = 120,
.phy_side_ca_drv = 40,
.phy_side_ck_cs_drv = 40,
.phy_side_dq_drv = 40,
.phy_side_odt = 240,
};
static struct rk3399_sdram_default_config lpddr4_default_config = {
.bl = 16,
.ap = 0,
.dramds = 40,
.dramodt = 240,
.caodt = 240,
.burst_ref_cnt = 1,
.zqcsi = 0
};
static struct drv_odt_lp_config lpddr4_drv_odt_default_config = {
.ddr3_speed_bin = DDR3_DEFAULT,
.pd_idle = 0,
.sr_idle = 0,
.sr_mc_gate_idle = 0,
.srpd_lite_idle = 0,
.standby_idle = 0,
.ddr3_dll_dis_freq = 300,
.phy_dll_dis_freq = 125,
.odt_dis_freq = 933,
.dram_side_drv = 60,
.dram_side_dq_odt = 40,
.dram_side_ca_odt = 40,
.phy_side_ca_drv = 40,
.phy_side_ck_cs_drv = 80,
.phy_side_dq_drv = 80,
.phy_side_odt = 60,
};
uint32_t dcf_code[] = {
#include "dcf_code.inc"
};
#define write_32(addr, value)\
mmio_write_32((uintptr_t)(addr), (uint32_t)(value))
#define read_32(addr) \
mmio_read_32((uintptr_t)(addr))
#define clrbits_32(addr, clear)\
mmio_clrbits_32((uintptr_t)(addr), (uint32_t)(clear))
#define setbits_32(addr, set)\
mmio_setbits_32((uintptr_t)(addr), (uint32_t)(set))
#define clrsetbits_32(addr, clear, set)\
mmio_clrsetbits_32((uintptr_t)(addr), (uint32_t)(clear),\
(uint32_t)(set))
#define DCF_START_ADDR (SRAM_BASE + 0x1400)
#define DCF_PARAM_ADDR (SRAM_BASE + 0x1000)
/* DCF_PAMET */
#define PARAM_DRAM_FREQ (0)
#define PARAM_DPLL_CON0 (4)
#define PARAM_DPLL_CON1 (8)
#define PARAM_DPLL_CON2 (0xc)
#define PARAM_DPLL_CON3 (0x10)
#define PARAM_DPLL_CON4 (0x14)
#define PARAM_DPLL_CON5 (0x18)
/* equal to fn<<4 */
#define PARAM_FREQ_SELECT (0x1c)
static unsigned int get_cs_die_capability(struct rk3399_sdram_config
*psdram_config, unsigned int channel,
unsigned int cs)
{
unsigned int die;
unsigned int cs_cap;
unsigned int row[2];
row[0] = psdram_config->ch[channel].cs0_row;
row[1] = psdram_config->ch[channel].cs1_row;
die = psdram_config->ch[channel].bus_width /
psdram_config->ch[channel].each_die_bus_width;
cs_cap = (1 << (row[cs] +
(psdram_config->ch[channel].bank / 4 + 1) +
psdram_config->ch[channel].col +
(psdram_config->ch[channel].bus_width / 16)));
if (psdram_config->ch[channel].each_die_6gb_or_12gb)
cs_cap = cs_cap * 3 / 4;
return (cs_cap / die);
}
static void sdram_config_init(struct rk3399_sdram_config *psdram_config)
{
uint32_t os_reg2_val, i;
os_reg2_val = read_32(PMUGRF_BASE + PMUGRF_OSREG(2));
for (i = 0; i < READ_CH_CNT(os_reg2_val); i++) {
psdram_config->ch[i].bank = 1 << READ_BK_INFO(os_reg2_val, i);
psdram_config->ch[i].bus_width =
8 * (1 << READ_BW_INFO(os_reg2_val, i));
psdram_config->ch[i].col = READ_COL_INFO(os_reg2_val, i);
psdram_config->ch[i].cs0_row =
READ_CS0_ROW_INFO(os_reg2_val, i);
psdram_config->ch[i].cs1_row =
READ_CS1_ROW_INFO(os_reg2_val, i);
psdram_config->ch[i].cs_cnt = READ_CS_INFO(os_reg2_val, i);
psdram_config->ch[i].each_die_6gb_or_12gb =
READ_CH_ROW_INFO(os_reg2_val, i);
psdram_config->ch[i].each_die_bus_width =
8 * (1 << READ_DIE_BW_INFO(os_reg2_val, i));
}
psdram_config->dramtype = READ_DRAMTYPE_INFO(os_reg2_val);
psdram_config->channal_num = READ_CH_CNT(os_reg2_val);
}
static void drv_odt_lp_cfg_init(uint32_t dram_type,
struct ddr_dts_config_timing *dts_timing,
struct drv_odt_lp_config *drv_config)
{
if ((dts_timing) && (dts_timing->available)) {
drv_config->ddr3_speed_bin = dts_timing->ddr3_speed_bin;
drv_config->pd_idle = dts_timing->pd_idle;
drv_config->sr_idle = dts_timing->sr_idle;
drv_config->sr_mc_gate_idle = dts_timing->sr_mc_gate_idle;
drv_config->srpd_lite_idle = dts_timing->srpd_lite_idle;
drv_config->standby_idle = dts_timing->standby_idle;
drv_config->ddr3_dll_dis_freq = dts_timing->ddr3_dll_dis_freq;
drv_config->phy_dll_dis_freq = dts_timing->phy_dll_dis_freq;
}
switch (dram_type) {
case DDR3:
if ((dts_timing) && (dts_timing->available)) {
drv_config->odt_dis_freq =
dts_timing->ddr3_odt_dis_freq;
drv_config->dram_side_drv = dts_timing->ddr3_drv;
drv_config->dram_side_dq_odt = dts_timing->ddr3_odt;
drv_config->phy_side_ca_drv =
dts_timing->phy_ddr3_ca_drv;
drv_config->phy_side_ck_cs_drv =
dts_timing->phy_ddr3_ca_drv;
drv_config->phy_side_dq_drv =
dts_timing->phy_ddr3_dq_drv;
drv_config->phy_side_odt = dts_timing->phy_ddr3_odt;
} else {
memcpy(drv_config, &ddr3_drv_odt_default_config,
sizeof(struct drv_odt_lp_config));
}
break;
case LPDDR3:
if ((dts_timing) && (dts_timing->available)) {
drv_config->odt_dis_freq =
dts_timing->lpddr3_odt_dis_freq;
drv_config->dram_side_drv = dts_timing->lpddr3_drv;
drv_config->dram_side_dq_odt = dts_timing->lpddr3_odt;
drv_config->phy_side_ca_drv =
dts_timing->phy_lpddr3_ca_drv;
drv_config->phy_side_ck_cs_drv =
dts_timing->phy_lpddr3_ca_drv;
drv_config->phy_side_dq_drv =
dts_timing->phy_lpddr3_dq_drv;
drv_config->phy_side_odt = dts_timing->phy_lpddr3_odt;
} else {
memcpy(drv_config, &lpddr3_drv_odt_default_config,
sizeof(struct drv_odt_lp_config));
}
break;
case LPDDR4:
default:
if ((dts_timing) && (dts_timing->available)) {
drv_config->odt_dis_freq =
dts_timing->lpddr4_odt_dis_freq;
drv_config->dram_side_drv = dts_timing->lpddr4_drv;
drv_config->dram_side_dq_odt =
dts_timing->lpddr4_dq_odt;
drv_config->dram_side_ca_odt =
dts_timing->lpddr4_ca_odt;
drv_config->phy_side_ca_drv =
dts_timing->phy_lpddr4_ca_drv;
drv_config->phy_side_ck_cs_drv =
dts_timing->phy_lpddr4_ck_cs_drv;
drv_config->phy_side_dq_drv =
dts_timing->phy_lpddr4_dq_drv;
drv_config->phy_side_odt = dts_timing->phy_lpddr4_odt;
} else {
memcpy(drv_config, &lpddr4_drv_odt_default_config,
sizeof(struct drv_odt_lp_config));
}
break;
}
switch (drv_config->phy_side_ca_drv) {
case 240:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_240;
break;
case 120:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_120;
break;
case 80:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_80;
break;
case 60:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_60;
break;
case 48:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_48;
break;
case 40:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_40;
break;
default:
drv_config->phy_side_ca_drv = PHY_DRV_ODT_34_3;
break;
};
switch (drv_config->phy_side_ck_cs_drv) {
case 240:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_240;
break;
case 120:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_120;
break;
case 80:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_80;
break;
case 60:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_60;
break;
case 48:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_48;
break;
case 40:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_40;
break;
default:
drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_34_3;
break;
}
switch (drv_config->phy_side_dq_drv) {
case 240:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_240;
break;
case 120:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_120;
break;
case 80:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_80;
break;
case 60:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_60;
break;
case 48:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_48;
break;
case 40:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_40;
break;
default:
drv_config->phy_side_dq_drv = PHY_DRV_ODT_34_3;
break;
}
switch (drv_config->phy_side_odt) {
case 240:
drv_config->phy_side_odt = PHY_DRV_ODT_240;
break;
case 120:
drv_config->phy_side_odt = PHY_DRV_ODT_120;
break;
case 80:
drv_config->phy_side_odt = PHY_DRV_ODT_80;
break;
case 60:
drv_config->phy_side_odt = PHY_DRV_ODT_60;
break;
case 48:
drv_config->phy_side_odt = PHY_DRV_ODT_48;
break;
case 40:
drv_config->phy_side_odt = PHY_DRV_ODT_40;
break;
default:
drv_config->phy_side_odt = PHY_DRV_ODT_34_3;
break;
}
}
static void sdram_timing_cfg_init(struct timing_related_config *ptiming_config,
struct rk3399_sdram_config *psdram_config,
struct drv_odt_lp_config *drv_config)
{
uint32_t i, j;
for (i = 0; i < psdram_config->channal_num; i++) {
ptiming_config->dram_info[i].speed_rate =
drv_config->ddr3_speed_bin;
ptiming_config->dram_info[i].cs_cnt =
psdram_config->ch[i].cs_cnt;
for (j = 0; j < psdram_config->ch[i].cs_cnt; j++) {
ptiming_config->dram_info[i].per_die_capability[j] =
get_cs_die_capability(psdram_config, i, j);
}
}
ptiming_config->dram_type = psdram_config->dramtype;
ptiming_config->ch_cnt = psdram_config->channal_num;
switch (psdram_config->dramtype) {
case DDR3:
ptiming_config->bl = ddr3_default_config.bl;
ptiming_config->ap = ddr3_default_config.ap;
break;
case LPDDR3:
ptiming_config->bl = lpddr3_default_config.bl;
ptiming_config->ap = lpddr3_default_config.ap;
break;
case LPDDR4:
ptiming_config->bl = lpddr4_default_config.bl;
ptiming_config->ap = lpddr4_default_config.ap;
ptiming_config->rdbi = 0;
ptiming_config->wdbi = 0;
break;
}
ptiming_config->dramds = drv_config->dram_side_drv;
ptiming_config->dramodt = drv_config->dram_side_dq_odt;
ptiming_config->caodt = drv_config->dram_side_ca_odt;
}
struct lat_adj_pair {
uint32_t cl;
uint32_t rdlat_adj;
uint32_t cwl;
uint32_t wrlat_adj;
};
const struct lat_adj_pair ddr3_lat_adj[] = {
{6, 5, 5, 4},
{8, 7, 6, 5},
{10, 9, 7, 6},
{11, 9, 8, 7},
{13, 0xb, 9, 8},
{14, 0xb, 0xa, 9}
};
const struct lat_adj_pair lpddr3_lat_adj[] = {
{3, 2, 1, 0},
{6, 5, 3, 2},
{8, 7, 4, 3},
{9, 8, 5, 4},
{10, 9, 6, 5},
{11, 9, 6, 5},
{12, 0xa, 6, 5},
{14, 0xc, 8, 7},
{16, 0xd, 8, 7}
};
const struct lat_adj_pair lpddr4_lat_adj[] = {
{6, 5, 4, 2},
{10, 9, 6, 4},
{14, 0xc, 8, 6},
{20, 0x11, 0xa, 8},
{24, 0x15, 0xc, 0xa},
{28, 0x18, 0xe, 0xc},
{32, 0x1b, 0x10, 0xe},
{36, 0x1e, 0x12, 0x10}
};
static uint32_t get_rdlat_adj(uint32_t dram_type, uint32_t cl)
{
const struct lat_adj_pair *p;
uint32_t cnt;
uint32_t i;
if (dram_type == DDR3) {
p = ddr3_lat_adj;
cnt = ARRAY_SIZE(ddr3_lat_adj);
} else if (dram_type == LPDDR3) {
p = lpddr3_lat_adj;
cnt = ARRAY_SIZE(lpddr3_lat_adj);
} else {
p = lpddr4_lat_adj;
cnt = ARRAY_SIZE(lpddr4_lat_adj);
}
for (i = 0; i < cnt; i++) {
if (cl == p[i].cl)
return p[i].rdlat_adj;
}
/* fail */
return 0xff;
}
static uint32_t get_wrlat_adj(uint32_t dram_type, uint32_t cwl)
{
const struct lat_adj_pair *p;
uint32_t cnt;
uint32_t i;
if (dram_type == DDR3) {
p = ddr3_lat_adj;
cnt = ARRAY_SIZE(ddr3_lat_adj);
} else if (dram_type == LPDDR3) {
p = lpddr3_lat_adj;
cnt = ARRAY_SIZE(lpddr3_lat_adj);
} else {
p = lpddr4_lat_adj;
cnt = ARRAY_SIZE(lpddr4_lat_adj);
}
for (i = 0; i < cnt; i++) {
if (cwl == p[i].cwl)
return p[i].wrlat_adj;
}
/* fail */
return 0xff;
}
#define PI_REGS_DIMM_SUPPORT (0)
#define PI_ADD_LATENCY (0)
#define PI_DOUBLEFREEK (1)
#define PI_PAD_DELAY_PS_VALUE (1000)
#define PI_IE_ENABLE_VALUE (3000)
#define PI_TSEL_ENABLE_VALUE (700)
static uint32_t get_pi_rdlat_adj(struct dram_timing_t *pdram_timing)
{
/*[DLLSUBTYPE2] == "STD_DENALI_HS" */
uint32_t rdlat, delay_adder, ie_enable, hs_offset, tsel_adder,
extra_adder, tsel_enable;
ie_enable = PI_IE_ENABLE_VALUE;
tsel_enable = PI_TSEL_ENABLE_VALUE;
rdlat = pdram_timing->cl + PI_ADD_LATENCY;
delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
delay_adder++;
hs_offset = 0;
tsel_adder = 0;
extra_adder = 0;
/* rdlat = rdlat - (PREAMBLE_SUPPORT & 0x1); */
tsel_adder = tsel_enable / (1000000 / pdram_timing->mhz);
if ((tsel_enable % (1000000 / pdram_timing->mhz)) != 0)
tsel_adder++;
delay_adder = delay_adder - 1;
if (tsel_adder > delay_adder)
extra_adder = tsel_adder - delay_adder;
else
extra_adder = 0;
if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
hs_offset = 2;
else
hs_offset = 1;
if (delay_adder > (rdlat - 1 - hs_offset)) {
rdlat = rdlat - tsel_adder;
} else {
if ((rdlat - delay_adder) < 2)
rdlat = 2;
else
rdlat = rdlat - delay_adder - extra_adder;
}
return rdlat;
}
static uint32_t get_pi_wrlat(struct dram_timing_t *pdram_timing,
struct timing_related_config *timing_config)
{
uint32_t tmp;
if (timing_config->dram_type == LPDDR3) {
tmp = pdram_timing->cl;
if (tmp >= 14)
tmp = 8;
else if (tmp >= 10)
tmp = 6;
else if (tmp == 9)
tmp = 5;
else if (tmp == 8)
tmp = 4;
else if (tmp == 6)
tmp = 3;
else
tmp = 1;
} else {
tmp = 1;
}
return tmp;
}
static uint32_t get_pi_wrlat_adj(struct dram_timing_t *pdram_timing,
struct timing_related_config *timing_config)
{
return get_pi_wrlat(pdram_timing, timing_config) + PI_ADD_LATENCY - 1;
}
static uint32_t get_pi_tdfi_phy_rdlat(struct dram_timing_t *pdram_timing,
struct timing_related_config *timing_config)
{
/* [DLLSUBTYPE2] == "STD_DENALI_HS" */
uint32_t cas_lat, delay_adder, ie_enable, hs_offset, ie_delay_adder;
uint32_t mem_delay_ps, round_trip_ps;
uint32_t phy_internal_delay, lpddr_adder, dfi_adder, rdlat_delay;
ie_enable = PI_IE_ENABLE_VALUE;
delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
delay_adder++;
delay_adder = delay_adder - 1;
if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
hs_offset = 2;
else
hs_offset = 1;
cas_lat = pdram_timing->cl + PI_ADD_LATENCY;
if (delay_adder > (cas_lat - 1 - hs_offset)) {
ie_delay_adder = 0;
} else {
ie_delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
ie_delay_adder++;
}
if (timing_config->dram_type == DDR3) {
mem_delay_ps = 0;
} else if (timing_config->dram_type == LPDDR4) {
mem_delay_ps = 3600;
} else if (timing_config->dram_type == LPDDR3) {
mem_delay_ps = 5500;
} else {
printf("get_pi_tdfi_phy_rdlat:dramtype unsupport\n");
return 0;
}
round_trip_ps = 1100 + 500 + mem_delay_ps + 500 + 600;
delay_adder = round_trip_ps / (1000000 / pdram_timing->mhz);
if ((round_trip_ps % (1000000 / pdram_timing->mhz)) != 0)
delay_adder++;
phy_internal_delay = 5 + 2 + 4;
lpddr_adder = mem_delay_ps / (1000000 / pdram_timing->mhz);
if ((mem_delay_ps % (1000000 / pdram_timing->mhz)) != 0)
lpddr_adder++;
dfi_adder = 0;
phy_internal_delay = phy_internal_delay + 2;
rdlat_delay = delay_adder + phy_internal_delay +
ie_delay_adder + lpddr_adder + dfi_adder;
rdlat_delay = rdlat_delay + 2;
return rdlat_delay;
}
static uint32_t get_pi_todtoff_min(struct dram_timing_t *pdram_timing,
struct timing_related_config *timing_config)
{
uint32_t tmp, todtoff_min_ps;
if (timing_config->dram_type == LPDDR3)
todtoff_min_ps = 2500;
else if (timing_config->dram_type == LPDDR4)
todtoff_min_ps = 1500;
else
todtoff_min_ps = 0;
/* todtoff_min */
tmp = todtoff_min_ps / (1000000 / pdram_timing->mhz);
if ((todtoff_min_ps % (1000000 / pdram_timing->mhz)) != 0)
tmp++;
return tmp;
}
static uint32_t get_pi_todtoff_max(struct dram_timing_t *pdram_timing,
struct timing_related_config *timing_config)
{
uint32_t tmp, todtoff_max_ps;
if ((timing_config->dram_type == LPDDR4)
|| (timing_config->dram_type == LPDDR3))
todtoff_max_ps = 3500;
else
todtoff_max_ps = 0;
/* todtoff_max */
tmp = todtoff_max_ps / (1000000 / pdram_timing->mhz);
if ((todtoff_max_ps % (1000000 / pdram_timing->mhz)) != 0)
tmp++;
return tmp;
}
static void gen_rk3399_ctl_params_f0(struct timing_related_config
*timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t i;
uint32_t tmp, tmp1;
for (i = 0; i < timing_config->ch_cnt; i++) {
if (timing_config->dram_type == DDR3) {
tmp = ((700000 + 10) * timing_config->freq +
999) / 1000;
tmp += pdram_timing->txsnr + (pdram_timing->tmrd * 3) +
pdram_timing->tmod + pdram_timing->tzqinit;
write_32(&rk3399_ddr_pctl[i]->denali_ctl[5], tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[22],
0xffff, pdram_timing->tdllk);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
(pdram_timing->tmod << 8) |
pdram_timing->tmrd);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
0xffff << 16,
(pdram_timing->txsr -
pdram_timing->trcd) << 16);
} else if (timing_config->dram_type == LPDDR4) {
write_32(&rk3399_ddr_pctl[i]->denali_ctl[5],
pdram_timing->tinit1 + pdram_timing->tinit3);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
(pdram_timing->tmrd << 8) |
pdram_timing->tmrd);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
0xffff << 16, pdram_timing->txsr << 16);
} else {
write_32(&rk3399_ddr_pctl[i]->denali_ctl[5],
pdram_timing->tinit1);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[7],
pdram_timing->tinit4);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
(pdram_timing->tmrd << 8) |
pdram_timing->tmrd);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
0xffff << 16, pdram_timing->txsr << 16);
}
write_32(&rk3399_ddr_pctl[i]->denali_ctl[6],
pdram_timing->tinit3);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[8],
pdram_timing->tinit5);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[23], (0x7f << 16),
((pdram_timing->cl * 2) << 16));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[23], (0x1f << 24),
(pdram_timing->cwl << 24));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], 0x3f,
pdram_timing->al);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[26], 0xffff << 16,
(pdram_timing->trc << 24) |
(pdram_timing->trrd << 16));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[27],
(pdram_timing->tfaw << 24) |
(pdram_timing->trppb << 16) |
(pdram_timing->twtr << 8) | pdram_timing->tras_min);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[31], 0xff << 24,
max(4, pdram_timing->trtp) << 24);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[33],
(pdram_timing->tcke << 24) | pdram_timing->tras_max);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34], 0xff,
max(1, pdram_timing->tckesr));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[39],
(0x3f << 16) | (0xff << 8),
(pdram_timing->twr << 16) |
(pdram_timing->trcd << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[42], 0x1f << 16,
pdram_timing->tmrz << 16);
tmp = pdram_timing->tdal ? pdram_timing->tdal :
(pdram_timing->twr + pdram_timing->trp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[44], 0xff, tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[45], 0xff,
pdram_timing->trp);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[48],
((pdram_timing->trefi - 8) << 16) |
pdram_timing->trfc);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[52], 0xffff,
pdram_timing->txp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[53], 0xffff << 16,
pdram_timing->txpdll << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xf << 24,
pdram_timing->tcscke << 24);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xff,
pdram_timing->tmrri);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[56],
(pdram_timing->tzqcke << 24) |
(pdram_timing->tmrwckel << 16) |
(pdram_timing->tckehcs << 8) | pdram_timing->tckelcs);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60], 0xffff,
pdram_timing->txsnr);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[62], 0xffff << 16,
(pdram_timing->tckehcmd << 24) |
(pdram_timing->tckelcmd << 16));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[63],
(pdram_timing->tckelpd << 24) |
(pdram_timing->tescke << 16) |
(pdram_timing->tsr << 8) | pdram_timing->tckckel);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[64], 0xfff,
(pdram_timing->tcmdcke << 8) |
pdram_timing->tcsckeh);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[92],
(0xffff << 8),
(pdram_timing->tcksrx << 16) |
(pdram_timing->tcksre << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[108], (0x1 << 24),
(timing_config->dllbp << 24));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[122],
(0x3FF << 16),
(pdram_timing->tvrcg_enable << 16));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[123],
(pdram_timing->tfc_long << 16) |
pdram_timing->tvrcg_disable);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[124],
(pdram_timing->tvref_long << 16) |
(pdram_timing->tckfspx << 8) |
pdram_timing->tckfspe);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[133],
(pdram_timing->mr[1] << 16) | pdram_timing->mr[0]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[134], 0xffff,
pdram_timing->mr[2]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[138], 0xffff,
pdram_timing->mr[3]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[139], 0xff << 24,
pdram_timing->mr11 << 24);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[147],
(pdram_timing->mr[1] << 16) | pdram_timing->mr[0]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[148], 0xffff,
pdram_timing->mr[2]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[152], 0xffff,
pdram_timing->mr[3]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[153], 0xff << 24,
pdram_timing->mr11 << 24);
if (timing_config->dram_type == LPDDR4) {
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[140],
0xffff << 16, pdram_timing->mr12 << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[142],
0xffff << 16, pdram_timing->mr14 << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[145],
0xffff << 16, pdram_timing->mr22 << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[154],
0xffff << 16, pdram_timing->mr12 << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[156],
0xffff << 16, pdram_timing->mr14 << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[159],
0xffff << 16, pdram_timing->mr22 << 16);
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[179], 0xfff << 8,
pdram_timing->tzqinit << 8);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[180],
(pdram_timing->tzqcs << 16) |
(pdram_timing->tzqinit / 2));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[181],
(pdram_timing->tzqlat << 16) | pdram_timing->tzqcal);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[212], 0xff << 8,
pdram_timing->todton << 8);
if (timing_config->odt) {
setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
1 << 16);
if (timing_config->freq < 400)
tmp = 4 << 24;
else
tmp = 8 << 24;
} else {
clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
1 << 16);
tmp = 2 << 24;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[216],
0x1f << 24, tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[221],
(0x3 << 16) | (0xf << 8),
(pdram_timing->tdqsck << 16) |
(pdram_timing->tdqsck_max << 8));
tmp =
(get_wrlat_adj(timing_config->dram_type, pdram_timing->cwl)
<< 8) | get_rdlat_adj(timing_config->dram_type,
pdram_timing->cl);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[284], 0xffff,
tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[82], 0xffff << 16,
(4 * pdram_timing->trefi) << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[83], 0xffff,
(2 * pdram_timing->trefi) & 0xffff);
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
tmp = get_pi_wrlat(pdram_timing, timing_config);
tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
} else {
tmp = 0;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[214], 0x3f << 16,
(tmp & 0x3f) << 16);
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
/* min_rl_preamble= cl+TDQSCK_MIN-1 */
tmp = pdram_timing->cl +
get_pi_todtoff_min(pdram_timing, timing_config) - 1;
/* todtoff_max */
tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
} else {
tmp = pdram_timing->cl - pdram_timing->cwl;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[215], 0x3f << 8,
(tmp & 0x3f) << 8);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[275], 0xff << 16,
(get_pi_tdfi_phy_rdlat
(pdram_timing, timing_config)
& 0xff) << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[277], 0xffff,
(2 * pdram_timing->trefi) & 0xffff);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[282], 0xffff,
(2 * pdram_timing->trefi) & 0xffff);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[283],
20 * pdram_timing->trefi);
/* CTL_308 TDFI_CALVL_CAPTURE_F0:RW:16:10 */
tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[308], 0x3ff << 16,
tmp << 16);
/* CTL_308 TDFI_CALVL_CC_F0:RW:0:10 */
tmp = tmp + 18;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[308], 0x3ff,
tmp);
/* CTL_314 TDFI_WRCSLAT_F0:RW:8:8 */
tmp1 = get_pi_wrlat_adj(pdram_timing, timing_config);
if (timing_config->freq <= ENPER_CS_TRAINING_FREQ) {
if (tmp1 < 5) {
if (tmp1 == 0)
tmp = 0;
else
tmp = tmp1 - 1;
} else {
tmp = tmp1 - 5;
}
} else {
tmp = tmp1 - 2;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 8,
tmp << 8);
/* CTL_314 TDFI_RDCSLAT_F0:RW:0:8 */
if ((timing_config->freq <= ENPER_CS_TRAINING_FREQ) &&
(pdram_timing->cl >= 5))
tmp = pdram_timing->cl - 5;
else
tmp = pdram_timing->cl - 2;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff,
tmp);
}
}
static void gen_rk3399_ctl_params_f1(struct timing_related_config
*timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t i;
uint32_t tmp, tmp1;
for (i = 0; i < timing_config->ch_cnt; i++) {
if (timing_config->dram_type == DDR3) {
tmp =
((700000 + 10) * timing_config->freq +
999) / 1000;
tmp +=
pdram_timing->txsnr + (pdram_timing->tmrd * 3) +
pdram_timing->tmod + pdram_timing->tzqinit;
write_32(&rk3399_ddr_pctl[i]->denali_ctl[9], tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[22],
0xffff << 16, pdram_timing->tdllk << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
0xffffff00,
(pdram_timing->tmod << 24) |
(pdram_timing->tmrd << 16) |
(pdram_timing->trtp << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
0xffff << 16,
(pdram_timing->txsr -
pdram_timing->trcd) << 16);
} else if (timing_config->dram_type == LPDDR4) {
write_32(&rk3399_ddr_pctl[i]->denali_ctl[9],
pdram_timing->tinit1 + pdram_timing->tinit3);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
0xffffff00,
(pdram_timing->tmrd << 24) |
(pdram_timing->tmrd << 16) |
(pdram_timing->trtp << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
0xffff << 16, pdram_timing->txsr << 16);
} else {
write_32(&rk3399_ddr_pctl[i]->denali_ctl[9],
pdram_timing->tinit1);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[11],
pdram_timing->tinit4);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
0xffffff00,
(pdram_timing->tmrd << 24) |
(pdram_timing->tmrd << 16) |
(pdram_timing->trtp << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
0xffff << 16, pdram_timing->txsr << 16);
}
write_32(&rk3399_ddr_pctl[i]->denali_ctl[10],
pdram_timing->tinit3);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[12],
pdram_timing->tinit5);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], (0x7f << 8),
((pdram_timing->cl * 2) << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], (0x1f << 16),
(pdram_timing->cwl << 16));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], 0x3f << 24,
pdram_timing->al << 24);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[28], 0xffffff00,
(pdram_timing->tras_min << 24) |
(pdram_timing->trc << 16) |
(pdram_timing->trrd << 8));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[29], 0xffffff,
(pdram_timing->tfaw << 16) |
(pdram_timing->trppb << 8) | pdram_timing->twtr);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[35],
(pdram_timing->tcke << 24) | pdram_timing->tras_max);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[36], 0xff,
max(1, pdram_timing->tckesr));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[39],
(0xff << 24), (pdram_timing->trcd << 24));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[40],
0x3f, pdram_timing->twr);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[42], 0x1f << 24,
pdram_timing->tmrz << 24);
tmp = pdram_timing->tdal ? pdram_timing->tdal :
(pdram_timing->twr + pdram_timing->trp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[44], 0xff << 8,
tmp << 8);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[45], 0xff << 8,
pdram_timing->trp << 8);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[49],
((pdram_timing->trefi - 8) << 16) |
pdram_timing->trfc);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[52], 0xffff << 16,
pdram_timing->txp << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[54], 0xffff,
pdram_timing->txpdll);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xff << 8,
pdram_timing->tmrri << 8);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[57],
(pdram_timing->tmrwckel << 24) |
(pdram_timing->tckehcs << 16) |
(pdram_timing->tckelcs << 8) | pdram_timing->tcscke);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[58], 0xf,
pdram_timing->tzqcke);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[61], 0xffff,
pdram_timing->txsnr);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[64], 0xffff << 16,
(pdram_timing->tckehcmd << 24) |
(pdram_timing->tckelcmd << 16));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[65],
(pdram_timing->tckelpd << 24) |
(pdram_timing->tescke << 16) |
(pdram_timing->tsr << 8) | pdram_timing->tckckel);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[66], 0xfff,
(pdram_timing->tcmdcke << 8) |
pdram_timing->tcsckeh);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[92], (0xff << 24),
(pdram_timing->tcksre << 24));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[93], 0xff,
pdram_timing->tcksrx);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[108], (0x1 << 25),
(timing_config->dllbp << 25));
write_32(&rk3399_ddr_pctl[i]->denali_ctl[125],
(pdram_timing->tvrcg_disable << 16) |
pdram_timing->tvrcg_enable);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[126],
(pdram_timing->tckfspx << 24) |
(pdram_timing->tckfspe << 16) |
pdram_timing->tfc_long);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[127], 0xffff,
pdram_timing->tvref_long);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[134],
0xffff << 16, pdram_timing->mr[0] << 16);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[135],
(pdram_timing->mr[2] << 16) | pdram_timing->mr[1]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[138],
0xffff << 16, pdram_timing->mr[3] << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[140], 0xff,
pdram_timing->mr11);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[148],
0xffff << 16, pdram_timing->mr[0] << 16);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[149],
(pdram_timing->mr[2] << 16) | pdram_timing->mr[1]);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[152],
0xffff << 16, pdram_timing->mr[3] << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[154], 0xff,
pdram_timing->mr11);
if (timing_config->dram_type == LPDDR4) {
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[141],
0xffff, pdram_timing->mr12);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[143],
0xffff, pdram_timing->mr14);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[146],
0xffff, pdram_timing->mr22);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[155],
0xffff, pdram_timing->mr12);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[157],
0xffff, pdram_timing->mr14);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[160],
0xffff, pdram_timing->mr22);
}
write_32(&rk3399_ddr_pctl[i]->denali_ctl[182],
((pdram_timing->tzqinit / 2) << 16) |
pdram_timing->tzqinit);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[183],
(pdram_timing->tzqcal << 16) | pdram_timing->tzqcs);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[184], 0x3f,
pdram_timing->tzqlat);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[188], 0xfff,
pdram_timing->tzqreset);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[212], 0xff << 16,
pdram_timing->todton << 16);
if (timing_config->odt) {
setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
(1 << 24));
if (timing_config->freq < 400)
tmp = 4 << 24;
else
tmp = 8 << 24;
} else {
clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
(1 << 24));
tmp = 2 << 24;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[217], 0x1f << 24,
tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[221], 0xf << 24,
(pdram_timing->tdqsck_max << 24));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[222], 0x3,
pdram_timing->tdqsck);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[291], 0xffff,
(get_wrlat_adj(timing_config->dram_type,
pdram_timing->cwl) << 8) |
get_rdlat_adj(timing_config->dram_type,
pdram_timing->cl));
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[84], 0xffff,
(4 * pdram_timing->trefi) & 0xffff);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[84], 0xffff << 16,
((2 * pdram_timing->trefi) & 0xffff) << 16);
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
tmp = get_pi_wrlat(pdram_timing, timing_config);
tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
} else {
tmp = 0;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[214], 0x3f << 24,
(tmp & 0x3f) << 24);
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
/* min_rl_preamble= cl+TDQSCK_MIN-1 */
tmp = pdram_timing->cl +
get_pi_todtoff_min(pdram_timing, timing_config) - 1;
/* todtoff_max */
tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
} else {
tmp = pdram_timing->cl - pdram_timing->cwl;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[215], 0x3f << 16,
(tmp & 0x3f) << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[275], 0xff << 24,
(get_pi_tdfi_phy_rdlat
(pdram_timing, timing_config)
& 0xff) << 24);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[284],
0xffff << 16,
((2 * pdram_timing->trefi) & 0xffff) << 16);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[289], 0xffff,
(2 * pdram_timing->trefi) & 0xffff);
write_32(&rk3399_ddr_pctl[i]->denali_ctl[290],
20 * pdram_timing->trefi);
/* CTL_309 TDFI_CALVL_CAPTURE_F1:RW:16:10 */
tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[309], 0x3ff << 16,
tmp << 16);
/* CTL_309 TDFI_CALVL_CC_F1:RW:0:10 */
tmp = tmp + 18;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[309], 0x3ff,
tmp);
/* CTL_314 TDFI_WRCSLAT_F1:RW:24:8 */
tmp1 = get_pi_wrlat_adj(pdram_timing, timing_config);
if (timing_config->freq <= ENPER_CS_TRAINING_FREQ) {
if (tmp1 < 5) {
if (tmp1 == 0)
tmp = 0;
else
tmp = tmp1 - 1;
} else {
tmp = tmp1 - 5;
}
} else {
tmp = tmp1 - 2;
}
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 24,
tmp << 24);
/* CTL_314 TDFI_RDCSLAT_F1:RW:16:8 */
if ((timing_config->freq <= ENPER_CS_TRAINING_FREQ) &&
(pdram_timing->cl >= 5))
tmp = pdram_timing->cl - 5;
else
tmp = pdram_timing->cl - 2;
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 16,
tmp << 16);
}
}
static void gen_rk3399_ctl_params(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing,
uint32_t fn)
{
if (fn == 0)
gen_rk3399_ctl_params_f0(timing_config, pdram_timing);
else
gen_rk3399_ctl_params_f1(timing_config, pdram_timing);
#if CTL_TRAINING
uint32_t i, tmp0, tmp1;
tmp0 = tmp1 = 0;
#if EN_READ_GATE_TRAINING
tmp1 = 1;
#endif
#if EN_CA_TRAINING
tmp0 |= (1 << 8);
#endif
#if EN_WRITE_LEVELING
tmp0 |= (1 << 16);
#endif
#if EN_READ_LEVELING
tmp0 |= (1 << 24);
#endif
for (i = 0; i < timing_config->ch_cnt; i++) {
if (tmp0 | tmp1)
setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[305],
1 << 16);
if (tmp0)
setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[70], tmp0);
if (tmp1)
setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[71], tmp1);
}
#endif
}
static void gen_rk3399_pi_params_f0(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t tmp, tmp1, tmp2;
uint32_t i;
for (i = 0; i < timing_config->ch_cnt; i++) {
/* PI_02 PI_TDFI_PHYMSTR_MAX_F0:RW:0:32 */
tmp = 4 * pdram_timing->trefi;
write_32(&rk3399_ddr_pi[i]->denali_pi[2], tmp);
/* PI_03 PI_TDFI_PHYMSTR_RESP_F0:RW:0:16 */
tmp = 2 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[3], 0xffff, tmp);
/* PI_07 PI_TDFI_PHYUPD_RESP_F0:RW:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[7], 0xffff << 16,
tmp << 16);
/* PI_42 PI_TDELAY_RDWR_2_BUS_IDLE_F0:RW:0:8 */
if (timing_config->dram_type == LPDDR4)
tmp = 2;
else
tmp = 0;
tmp = (pdram_timing->bl / 2) + 4 +
(get_pi_rdlat_adj(pdram_timing) - 2) + tmp +
get_pi_tdfi_phy_rdlat(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[42], 0xff, tmp);
/* PI_43 PI_WRLAT_F0:RW:0:5 */
if (timing_config->dram_type == LPDDR3) {
tmp = get_pi_wrlat(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x1f,
tmp);
}
/* PI_43 PI_ADDITIVE_LAT_F0:RW:8:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x3f << 8,
PI_ADD_LATENCY << 8);
/* PI_43 PI_CASLAT_LIN_F0:RW:16:7 */
tmp = pdram_timing->cl * 2;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x7f << 16,
tmp << 16);
/* PI_46 PI_TREF_F0:RW:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[46], 0xffff << 16,
pdram_timing->trefi << 16);
/* PI_46 PI_TRFC_F0:RW:0:10 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[46], 0x3ff,
pdram_timing->trfc);
/* PI_66 PI_TODTL_2CMD_F0:RW:24:8 */
if (timing_config->dram_type == LPDDR3) {
tmp = get_pi_todtoff_max(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[66],
0xff << 24, tmp << 24);
}
/* PI_72 PI_WR_TO_ODTH_F0:RW:16:6 */
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
tmp1 = get_pi_wrlat(pdram_timing, timing_config);
tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
if (tmp1 > tmp2)
tmp = tmp1 - tmp2;
else
tmp = 0;
} else if (timing_config->dram_type == DDR3) {
tmp = 0;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[72], 0x3f << 16,
tmp << 16);
/* PI_73 PI_RD_TO_ODTH_F0:RW:8:6 */
if ((timing_config->dram_type == LPDDR3) ||
(timing_config->dram_type == LPDDR4)) {
/* min_rl_preamble= cl+TDQSCK_MIN-1 */
tmp1 = pdram_timing->cl +
get_pi_todtoff_min(pdram_timing, timing_config) - 1;
/* todtoff_max */
tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
if (tmp1 > tmp2)
tmp = tmp1 - tmp2;
else
tmp = 0;
} else if (timing_config->dram_type == DDR3) {
tmp = pdram_timing->cl - pdram_timing->cwl;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[73], 0x3f << 8,
tmp << 8);
/* PI_89 PI_RDLAT_ADJ_F0:RW:16:8 */
tmp = get_pi_rdlat_adj(pdram_timing);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[89], 0xff << 16,
tmp << 16);
/* PI_90 PI_WRLAT_ADJ_F0:RW:16:8 */
tmp = get_pi_wrlat_adj(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[90], 0xff << 16,
tmp << 16);
/* PI_91 PI_TDFI_WRCSLAT_F0:RW:16:8 */
tmp1 = tmp;
if (tmp1 < 5) {
if (tmp1 == 0)
tmp = 0;
else
tmp = tmp1 - 1;
} else {
tmp = tmp1 - 5;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[91], 0xff << 16,
tmp << 16);
/* PI_95 PI_TDFI_CALVL_CAPTURE_F0:RW:16:10 */
tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[95], 0x3ff << 16,
tmp << 16);
/* PI_95 PI_TDFI_CALVL_CC_F0:RW:0:10 */
tmp = tmp + 18;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[95], 0x3ff, tmp);
/* PI_102 PI_TMRZ_F0:RW:8:5 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[102], 0x1f << 8,
pdram_timing->tmrz << 8);
/* PI_111 PI_TDFI_CALVL_STROBE_F0:RW:8:4 */
tmp1 = 2 * 1000 / (1000000 / pdram_timing->mhz);
if ((2 * 1000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
/* pi_tdfi_calvl_strobe=tds_train+5 */
tmp = tmp1 + 5;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[111], 0xf << 8,
tmp << 8);
/* PI_116 PI_TCKEHDQS_F0:RW:16:6 */
tmp = 10000 / (1000000 / pdram_timing->mhz);
if ((10000 % (1000000 / pdram_timing->mhz)) != 0)
tmp++;
if (pdram_timing->mhz <= 100)
tmp = tmp + 1;
else
tmp = tmp + 8;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[116], 0x3f << 16,
tmp << 16);
/* PI_125 PI_MR1_DATA_F0_0:RW+:8:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[125], 0xffff << 8,
pdram_timing->mr[1] << 8);
/* PI_133 PI_MR1_DATA_F0_1:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[133], 0xffff,
pdram_timing->mr[1]);
/* PI_140 PI_MR1_DATA_F0_2:RW+:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[140], 0xffff << 16,
pdram_timing->mr[1] << 16);
/* PI_148 PI_MR1_DATA_F0_3:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[148], 0xffff,
pdram_timing->mr[1]);
/* PI_126 PI_MR2_DATA_F0_0:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[126], 0xffff,
pdram_timing->mr[2]);
/* PI_133 PI_MR2_DATA_F0_1:RW+:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[133], 0xffff << 16,
pdram_timing->mr[2] << 16);
/* PI_141 PI_MR2_DATA_F0_2:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[141], 0xffff,
pdram_timing->mr[2]);
/* PI_148 PI_MR2_DATA_F0_3:RW+:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[148], 0xffff << 16,
pdram_timing->mr[2] << 16);
/* PI_156 PI_TFC_F0:RW:0:10 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[156], 0x3ff,
pdram_timing->trfc);
/* PI_158 PI_TWR_F0:RW:24:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0x3f << 24,
pdram_timing->twr << 24);
/* PI_158 PI_TWTR_F0:RW:16:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0x3f << 16,
pdram_timing->twtr << 16);
/* PI_158 PI_TRCD_F0:RW:8:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0xff << 8,
pdram_timing->trcd << 8);
/* PI_158 PI_TRP_F0:RW:0:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0xff,
pdram_timing->trp);
/* PI_157 PI_TRTP_F0:RW:24:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[157], 0xff << 24,
pdram_timing->trtp << 24);
/* PI_159 PI_TRAS_MIN_F0:RW:24:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[159], 0xff << 24,
pdram_timing->tras_min << 24);
/* PI_159 PI_TRAS_MAX_F0:RW:0:17 */
tmp = pdram_timing->tras_max * 99 / 100;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[159], 0x1ffff, tmp);
/* PI_160 PI_TMRD_F0:RW:16:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[160], 0x3f << 16,
pdram_timing->tmrd << 16);
/*PI_160 PI_TDQSCK_MAX_F0:RW:0:4 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[160], 0xf,
pdram_timing->tdqsck_max);
/* PI_187 PI_TDFI_CTRLUPD_MAX_F0:RW:8:16 */
tmp = 2 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[187], 0xffff << 8,
tmp << 8);
/* PI_188 PI_TDFI_CTRLUPD_INTERVAL_F0:RW:0:32 */
tmp = 20 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[188], 0xffffffff,
tmp);
}
}
static void gen_rk3399_pi_params_f1(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t tmp, tmp1, tmp2;
uint32_t i;
for (i = 0; i < timing_config->ch_cnt; i++) {
/* PI_04 PI_TDFI_PHYMSTR_MAX_F1:RW:0:32 */
tmp = 4 * pdram_timing->trefi;
write_32(&rk3399_ddr_pi[i]->denali_pi[4], tmp);
/* PI_05 PI_TDFI_PHYMSTR_RESP_F1:RW:0:16 */
tmp = 2 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[5], 0xffff, tmp);
/* PI_12 PI_TDFI_PHYUPD_RESP_F1:RW:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[12], 0xffff, tmp);
/* PI_42 PI_TDELAY_RDWR_2_BUS_IDLE_F1:RW:8:8 */
if (timing_config->dram_type == LPDDR4)
tmp = 2;
else
tmp = 0;
tmp = (pdram_timing->bl / 2) + 4 +
(get_pi_rdlat_adj(pdram_timing) - 2) + tmp +
get_pi_tdfi_phy_rdlat(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[42], 0xff << 8,
tmp << 8);
/* PI_43 PI_WRLAT_F1:RW:24:5 */
if (timing_config->dram_type == LPDDR3) {
tmp = get_pi_wrlat(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43],
0x1f << 24, tmp << 24);
}
/* PI_44 PI_ADDITIVE_LAT_F1:RW:0:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[44], 0x3f,
PI_ADD_LATENCY);
/* PI_44 PI_CASLAT_LIN_F1:RW:8:7:=0x18 */
tmp = pdram_timing->cl * 2;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[44], 0x7f << 8,
tmp << 8);
/* PI_47 PI_TREF_F1:RW:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[47], 0xffff << 16,
pdram_timing->trefi << 16);
/* PI_47 PI_TRFC_F1:RW:0:10 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[47], 0x3ff,
pdram_timing->trfc);
/* PI_67 PI_TODTL_2CMD_F1:RW:8:8 */
if (timing_config->dram_type == LPDDR3) {
tmp = get_pi_todtoff_max(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[67],
0xff << 8, tmp << 8);
}
/* PI_72 PI_WR_TO_ODTH_F1:RW:24:6 */
if ((timing_config->dram_type == LPDDR3)
|| (timing_config->dram_type == LPDDR4)) {
tmp1 = get_pi_wrlat(pdram_timing, timing_config);
tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
if (tmp1 > tmp2)
tmp = tmp1 - tmp2;
else
tmp = 0;
} else if (timing_config->dram_type == DDR3) {
tmp = 0;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[72], 0x3f << 24,
tmp << 24);
/* PI_73 PI_RD_TO_ODTH_F1:RW:16:6 */
if ((timing_config->dram_type == LPDDR3)
|| (timing_config->dram_type == LPDDR4)) {
/* min_rl_preamble= cl+TDQSCK_MIN-1 */
tmp1 =
pdram_timing->cl + get_pi_todtoff_min(pdram_timing,
timing_config)
- 1;
/* todtoff_max */
tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
if (tmp1 > tmp2)
tmp = tmp1 - tmp2;
else
tmp = 0;
} else if (timing_config->dram_type == DDR3) {
tmp = pdram_timing->cl - pdram_timing->cwl;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[73], 0x3f << 16,
tmp << 16);
/*P I_89 PI_RDLAT_ADJ_F1:RW:24:8 */
tmp = get_pi_rdlat_adj(pdram_timing);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[89], 0xff << 24,
tmp << 24);
/* PI_90 PI_WRLAT_ADJ_F1:RW:24:8 */
tmp = get_pi_wrlat_adj(pdram_timing, timing_config);
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[90], 0xff << 24,
tmp << 24);
/* PI_91 PI_TDFI_WRCSLAT_F1:RW:24:8 */
tmp1 = tmp;
if (tmp1 < 5) {
if (tmp1 == 0)
tmp = 0;
else
tmp = tmp1 - 1;
} else {
tmp = tmp1 - 5;
}
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[91], 0xff << 24,
tmp << 24);
/*PI_96 PI_TDFI_CALVL_CAPTURE_F1:RW:16:10 */
/* tadr=20ns */
tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[96], 0x3ff << 16,
tmp << 16);
/* PI_96 PI_TDFI_CALVL_CC_F1:RW:0:10 */
tmp = tmp + 18;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[96], 0x3ff, tmp);
/*PI_103 PI_TMRZ_F1:RW:0:5 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[103], 0x1f,
pdram_timing->tmrz);
/*PI_111 PI_TDFI_CALVL_STROBE_F1:RW:16:4 */
/* tds_train=ceil(2/ns) */
tmp1 = 2 * 1000 / (1000000 / pdram_timing->mhz);
if ((2 * 1000 % (1000000 / pdram_timing->mhz)) != 0)
tmp1++;
/* pi_tdfi_calvl_strobe=tds_train+5 */
tmp = tmp1 + 5;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[111], 0xf << 16,
tmp << 16);
/* PI_116 PI_TCKEHDQS_F1:RW:24:6 */
tmp = 10000 / (1000000 / pdram_timing->mhz);
if ((10000 % (1000000 / pdram_timing->mhz)) != 0)
tmp++;
if (pdram_timing->mhz <= 100)
tmp = tmp + 1;
else
tmp = tmp + 8;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[116], 0x3f << 24,
tmp << 24);
/* PI_128 PI_MR1_DATA_F1_0:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[128], 0xffff,
pdram_timing->mr[1]);
/* PI_135 PI_MR1_DATA_F1_1:RW+:8:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[135], 0xffff << 8,
pdram_timing->mr[1] << 8);
/* PI_143 PI_MR1_DATA_F1_2:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[143], 0xffff,
pdram_timing->mr[1]);
/* PI_150 PI_MR1_DATA_F1_3:RW+:8:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[150], 0xffff << 8,
pdram_timing->mr[1] << 8);
/* PI_128 PI_MR2_DATA_F1_0:RW+:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[128], 0xffff << 16,
pdram_timing->mr[2] << 16);
/* PI_136 PI_MR2_DATA_F1_1:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[136], 0xffff,
pdram_timing->mr[2]);
/* PI_143 PI_MR2_DATA_F1_2:RW+:16:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[143], 0xffff << 16,
pdram_timing->mr[2] << 16);
/* PI_151 PI_MR2_DATA_F1_3:RW+:0:16 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[151], 0xffff,
pdram_timing->mr[2]);
/* PI_156 PI_TFC_F1:RW:16:10 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[156], 0x3ff << 16,
pdram_timing->trfc << 16);
/* PI_162 PI_TWR_F1:RW:8:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[162], 0x3f << 8,
pdram_timing->twr << 8);
/* PI_162 PI_TWTR_F1:RW:0:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[162], 0x3f,
pdram_timing->twtr);
/* PI_161 PI_TRCD_F1:RW:24:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 24,
pdram_timing->trcd << 24);
/* PI_161 PI_TRP_F1:RW:16:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 16,
pdram_timing->trp << 16);
/* PI_161 PI_TRTP_F1:RW:8:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 8,
pdram_timing->trtp << 8);
/* PI_163 PI_TRAS_MIN_F1:RW:24:8 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[163], 0xff << 24,
pdram_timing->tras_min << 24);
/* PI_163 PI_TRAS_MAX_F1:RW:0:17 */
tmp = pdram_timing->tras_max * 99 / 100;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[163], 0x1ffff, tmp);
/* PI_164 PI_TMRD_F1:RW:16:6 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[164], 0x3f << 16,
pdram_timing->tmrd << 16);
/* PI_164 PI_TDQSCK_MAX_F1:RW:0:4 */
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[164], 0xf,
pdram_timing->tdqsck_max);
/* PI_189 PI_TDFI_CTRLUPD_MAX_F1:RW:0:16 */
tmp = 2 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[189], 0xffff, tmp);
/* PI_190 PI_TDFI_CTRLUPD_INTERVAL_F1:RW:0:32 */
tmp = 20 * pdram_timing->trefi;
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[190], 0xffffffff,
tmp);
}
}
static void gen_rk3399_pi_params(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing,
uint32_t fn)
{
if (fn == 0)
gen_rk3399_pi_params_f0(timing_config, pdram_timing);
else
gen_rk3399_pi_params_f1(timing_config, pdram_timing);
#if PI_TRAINING
uint32_t i;
for (i = 0; i < timing_config->ch_cnt; i++) {
#if EN_READ_GATE_TRAINING
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[80], 3 << 24,
2 << 24);
#endif
#if EN_CA_TRAINING
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[100], 3 << 8,
2 << 8);
#endif
#if EN_WRITE_LEVELING
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[60], 3 << 8,
2 << 8);
#endif
#if EN_READ_LEVELING
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[80], 3 << 16,
2 << 16);
#endif
#if EN_WDQ_LEVELING
clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[124], 3 << 16,
2 << 16);
#endif
}
#endif
}
static void gen_rk3399_set_odt(uint32_t odt_en)
{
uint32_t drv_odt_val;
uint32_t i;
for (i = 0; i < rk3399_dram_status.timing_config.ch_cnt; i++) {
drv_odt_val = (odt_en | (0 << 1) | (0 << 2)) << 16;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[5],
0x7 << 16, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[133],
0x7 << 16, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[261],
0x7 << 16, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[389],
0x7 << 16, drv_odt_val);
drv_odt_val = (odt_en | (0 << 1) | (0 << 2)) << 24;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[6],
0x7 << 24, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[134],
0x7 << 24, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[262],
0x7 << 24, drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[390],
0x7 << 24, drv_odt_val);
}
}
static void gen_rk3399_set_ds_odt(struct timing_related_config *timing_config,
struct drv_odt_lp_config *drv_config)
{
uint32_t i, drv_odt_val;
for (i = 0; i < timing_config->ch_cnt; i++) {
if (timing_config->dram_type == LPDDR4)
drv_odt_val = drv_config->phy_side_odt |
(PHY_DRV_ODT_Hi_Z << 4) |
(drv_config->phy_side_dq_drv << 8) |
(drv_config->phy_side_dq_drv << 12);
else if (timing_config->dram_type == LPDDR3)
drv_odt_val = PHY_DRV_ODT_Hi_Z |
(drv_config->phy_side_odt << 4) |
(drv_config->phy_side_dq_drv << 8) |
(drv_config->phy_side_dq_drv << 12);
else
drv_odt_val = drv_config->phy_side_odt |
(drv_config->phy_side_odt << 4) |
(drv_config->phy_side_dq_drv << 8) |
(drv_config->phy_side_dq_drv << 12);
/* DQ drv odt set */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[6], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[134], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[262], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[390], 0xffffff,
drv_odt_val);
/* DQS drv odt set */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[7], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[135], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[263], 0xffffff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[391], 0xffffff,
drv_odt_val);
gen_rk3399_set_odt(timing_config->odt);
/* CA drv set */
drv_odt_val = drv_config->phy_side_ca_drv |
(drv_config->phy_side_ca_drv << 4);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[544], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[672], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[800], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[928], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[937], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[935], 0xff,
drv_odt_val);
drv_odt_val = drv_config->phy_side_ck_cs_drv |
(drv_config->phy_side_ck_cs_drv << 4);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[929], 0xff,
drv_odt_val);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[939], 0xff,
drv_odt_val);
}
}
static void gen_rk3399_phy_params(struct timing_related_config *timing_config,
struct drv_odt_lp_config *drv_config,
struct dram_timing_t *pdram_timing,
uint32_t fn)
{
uint32_t tmp, i, div, j;
uint32_t mem_delay_ps, pad_delay_ps, total_delay_ps, delay_frac_ps;
uint32_t trpre_min_ps, gate_delay_ps, gate_delay_frac_ps;
uint32_t ie_enable, tsel_enable, cas_lat, rddata_en_ie_dly, tsel_adder;
uint32_t extra_adder, delta, hs_offset;
for (i = 0; i < timing_config->ch_cnt; i++) {
pad_delay_ps = PI_PAD_DELAY_PS_VALUE;
ie_enable = PI_IE_ENABLE_VALUE;
tsel_enable = PI_TSEL_ENABLE_VALUE;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[896],
(0x3 << 8) | 1, fn << 8);
/* PHY_LOW_FREQ_SEL */
/* DENALI_PHY_913 1bit offset_0 */
if (timing_config->freq > 400)
clrbits_32(&rk3399_ddr_publ[i]->denali_phy[913], 1);
else
setbits_32(&rk3399_ddr_publ[i]->denali_phy[913], 1);
/* PHY_RPTR_UPDATE_x */
/* DENALI_PHY_87/215/343/471 4bit offset_16 */
tmp = 2500 / (1000000 / pdram_timing->mhz) + 3;
if ((2500 % (1000000 / pdram_timing->mhz)) != 0)
tmp++;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[87], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[215], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[343], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[471], 0xf << 16,
tmp << 16);
/* PHY_PLL_CTRL */
/* DENALI_PHY_911 13bits offset_0 */
/* PHY_LP4_BOOT_PLL_CTRL */
/* DENALI_PHY_919 13bits offset_0 */
if (pdram_timing->mhz <= 150)
tmp = 3;
else if (pdram_timing->mhz <= 300)
tmp = 2;
else if (pdram_timing->mhz <= 600)
tmp = 1;
else
tmp = 0;
tmp = (1 << 12) | (tmp << 9) | (2 << 7) | (1 << 1);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[911], 0x1fff,
tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[919], 0x1fff,
tmp);
/* PHY_PLL_CTRL_CA */
/* DENALI_PHY_911 13bits offset_16 */
/* PHY_LP4_BOOT_PLL_CTRL_CA */
/* DENALI_PHY_919 13bits offset_16 */
if (pdram_timing->mhz <= 150)
tmp = 3;
else if (pdram_timing->mhz <= 300)
tmp = 2;
else if (pdram_timing->mhz <= 600)
tmp = 1;
else
tmp = 0;
tmp = (tmp << 9) | (2 << 7) | (1 << 5) | (1 << 1);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[911],
0x1fff << 16, tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[919],
0x1fff << 16, tmp << 16);
/* PHY_TCKSRE_WAIT */
/* DENALI_PHY_922 4bits offset_24 */
if (pdram_timing->mhz <= 400)
tmp = 1;
else if (pdram_timing->mhz <= 800)
tmp = 3;
else if (pdram_timing->mhz <= 1000)
tmp = 4;
else
tmp = 5;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[922], 0xf << 24,
tmp << 24);
/* PHY_CAL_CLK_SELECT_0:RW8:3 */
div = pdram_timing->mhz / (2 * 20);
for (j = 2, tmp = 1; j <= 128; j <<= 1, tmp++) {
if (div < j)
break;
}
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[947], 0x7 << 8,
tmp << 8);
setbits_32(&rk3399_ddr_publ[i]->denali_phy[927], (1 << 22));
if (timing_config->dram_type == DDR3) {
mem_delay_ps = 0;
trpre_min_ps = 1000;
} else if (timing_config->dram_type == LPDDR4) {
mem_delay_ps = 1500;
trpre_min_ps = 900;
} else if (timing_config->dram_type == LPDDR3) {
mem_delay_ps = 2500;
trpre_min_ps = 900;
} else {
ERROR("gen_rk3399_phy_params:dramtype unsupport\n");
return;
}
total_delay_ps = mem_delay_ps + pad_delay_ps;
delay_frac_ps =
1000 * total_delay_ps / (1000000 / pdram_timing->mhz);
gate_delay_ps = delay_frac_ps + 1000 - (trpre_min_ps / 2);
gate_delay_frac_ps =
gate_delay_ps - gate_delay_ps / 1000 * 1000;
tmp = gate_delay_frac_ps * 0x200 / 1000;
/* PHY_RDDQS_GATE_BYPASS_SLAVE_DELAY */
/* DENALI_PHY_2/130/258/386 10bits offset_0 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[2], 0x2ff, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[130], 0x2ff, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[258], 0x2ff, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[386], 0x2ff, tmp);
/* PHY_RDDQS_GATE_SLAVE_DELAY */
/* DENALI_PHY_77/205/333/461 10bits offset_16 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[77], 0x2ff << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[205], 0x2ff << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[333], 0x2ff << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[461], 0x2ff << 16,
tmp << 16);
tmp = gate_delay_ps / 1000;
/* PHY_LP4_BOOT_RDDQS_LATENCY_ADJUST */
/* DENALI_PHY_10/138/266/394 4bit offset_0 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[10], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[138], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[266], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[394], 0xf, tmp);
/* PHY_RDDQS_LATENCY_ADJUST */
/* DENALI_PHY_78/206/334/462 4bits offset_0 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[78], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[206], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[334], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[462], 0xf, tmp);
/* PHY_GTLVL_LAT_ADJ_START */
/* DENALI_PHY_80/208/336/464 4bits offset_16 */
tmp = delay_frac_ps / 1000;
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[80], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[208], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[336], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[464], 0xf << 16,
tmp << 16);
cas_lat = pdram_timing->cl + PI_ADD_LATENCY;
rddata_en_ie_dly = ie_enable / (1000000 / pdram_timing->mhz);
if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
rddata_en_ie_dly++;
rddata_en_ie_dly = rddata_en_ie_dly - 1;
tsel_adder = tsel_enable / (1000000 / pdram_timing->mhz);
if ((tsel_enable % (1000000 / pdram_timing->mhz)) != 0)
tsel_adder++;
if (rddata_en_ie_dly > tsel_adder)
extra_adder = rddata_en_ie_dly - tsel_adder;
else
extra_adder = 0;
delta = cas_lat - rddata_en_ie_dly;
if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
hs_offset = 2;
else
hs_offset = 1;
if (rddata_en_ie_dly > (cas_lat - 1 - hs_offset)) {
tmp = 0;
} else {
if ((delta == 2) || (delta == 1))
tmp = rddata_en_ie_dly - 0 - extra_adder;
else
tmp = extra_adder;
}
/* PHY_LP4_BOOT_RDDATA_EN_TSEL_DLY */
/* DENALI_PHY_9/137/265/393 4bit offset_16 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[9], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[137], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[265], 0xf << 16,
tmp << 16);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[393], 0xf << 16,
tmp << 16);
/* PHY_RDDATA_EN_TSEL_DLY */
/* DENALI_PHY_86/214/342/470 4bit offset_0 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[86], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[214], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[342], 0xf, tmp);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[470], 0xf, tmp);
if (tsel_adder > rddata_en_ie_dly)
extra_adder = tsel_adder - rddata_en_ie_dly;
else
extra_adder = 0;
if (rddata_en_ie_dly > (cas_lat - 1 - hs_offset))
tmp = tsel_adder;
else
tmp = rddata_en_ie_dly - 0 + extra_adder;
/* PHY_LP4_BOOT_RDDATA_EN_DLY */
/* DENALI_PHY_9/137/265/393 4bit offset_8 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[9], 0xf << 8,
tmp << 8);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[137], 0xf << 8,
tmp << 8);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[265], 0xf << 8,
tmp << 8);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[393], 0xf << 8,
tmp << 8);
/* PHY_RDDATA_EN_DLY */
/* DENALI_PHY_85/213/341/469 4bit offset_24 */
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[85], 0xf << 24,
tmp << 24);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[213], 0xf << 24,
tmp << 24);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[341], 0xf << 24,
tmp << 24);
clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[469], 0xf << 24,
tmp << 24);
if (pdram_timing->mhz <= ENPER_CS_TRAINING_FREQ) {
/*
* Note:Per-CS Training is not compatible at speeds
* under 533 MHz. If the PHY is running at a speed
* less than 533MHz, all phy_per_cs_training_en_X
* parameters must be cleared to 0.
*/
/*DENALI_PHY_84/212/340/468 1bit offset_16 */
clrbits_32(&rk3399_ddr_publ[i]->denali_phy[84],
0x1 << 16);
clrbits_32(&rk3399_ddr_publ[i]->denali_phy[212],
0x1 << 16);
clrbits_32(&rk3399_ddr_publ[i]->denali_phy[340],
0x1 << 16);
clrbits_32(&rk3399_ddr_publ[i]->denali_phy[468],
0x1 << 16);
} else {
setbits_32(&rk3399_ddr_publ[i]->denali_phy[84],
0x1 << 16);
setbits_32(&rk3399_ddr_publ[i]->denali_phy[212],
0x1 << 16);
setbits_32(&rk3399_ddr_publ[i]->denali_phy[340],
0x1 << 16);
setbits_32(&rk3399_ddr_publ[i]->denali_phy[468],
0x1 << 16);
}
}
}
static int to_get_clk_index(unsigned int mhz)
{
int pll_cnt, i;
pll_cnt = sizeof(dpll_rates_table) / sizeof(struct pll_div);
/* Assumming rate_table is in descending order */
for (i = 0; i < pll_cnt; i++) {
if (mhz >= dpll_rates_table[i].mhz)
break;
}
return i;
}
uint32_t rkclk_prepare_pll_timing(unsigned int mhz)
{
unsigned int refdiv, postdiv1, fbdiv, postdiv2;
int index;
index = to_get_clk_index(mhz);
refdiv = dpll_rates_table[index].refdiv;
fbdiv = dpll_rates_table[index].fbdiv;
postdiv1 = dpll_rates_table[index].postdiv1;
postdiv2 = dpll_rates_table[index].postdiv2;
write_32(DCF_PARAM_ADDR + PARAM_DPLL_CON0, FBDIV(fbdiv));
write_32(DCF_PARAM_ADDR + PARAM_DPLL_CON1, POSTDIV2(postdiv2) |
POSTDIV1(postdiv1) | REFDIV(refdiv));
return (24 * fbdiv) / refdiv / postdiv1 / postdiv2;
}
uint64_t ddr_get_rate(void)
{
uint32_t refdiv, postdiv1, fbdiv, postdiv2;
refdiv = mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) & 0x3f;
fbdiv = mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 0)) & 0xfff;
postdiv1 =
(mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) >> 8) & 0x7;
postdiv2 =
(mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) >> 12) & 0x7;
return (24 / refdiv * fbdiv / postdiv1 / postdiv2) * 1000 * 1000;
}
/*
* return: bit12: channel 1, external self-refresh
* bit11: channel 1, stdby_mode
* bit10: channel 1, self-refresh with controller and memory clock gate
* bit9: channel 1, self-refresh
* bit8: channel 1, power-down
*
* bit4: channel 1, external self-refresh
* bit3: channel 0, stdby_mode
* bit2: channel 0, self-refresh with controller and memory clock gate
* bit1: channel 0, self-refresh
* bit0: channel 0, power-down
*/
uint32_t exit_low_power(void)
{
struct rk3399_ddr_pctl_regs *ddr_pctl_regs;
uint32_t low_power = 0;
uint32_t channel_mask;
uint32_t channel;
uint32_t tmp;
channel_mask = (read_32(PMUGRF_BASE + PMUGRF_OSREG(2)) >> 28) & 0x3;
for (channel = 0; channel < 2; channel++) {
ddr_pctl_regs = rk3399_ddr_pctl[channel];
if (!(channel_mask & (1 << channel)))
continue;
/* exit stdby mode */
low_power |=
((read_32(&rk3399_ddr_cic->cic_ctrl1) >>
channel) & 0x1) << (3 + 8 * channel);
write_32(&rk3399_ddr_cic->cic_ctrl1,
(1 << (channel + 16)) | (0 << channel));
/* exit external self-refresh */
tmp = channel ? 12 : 8;
low_power |= ((read_32(PMU_BASE + PMU_SFT_CON) >> tmp) & 0x1)
<< (4 + 8 * channel);
clrbits_32(PMU_BASE + PMU_SFT_CON, 1 << tmp);
while (!(read_32(PMU_BASE + PMU_DDR_SREF_ST) &
(1 << channel)))
;
/* exit auto low-power */
low_power |= (read_32(&ddr_pctl_regs->denali_ctl[101]) &
0xf) << (8 * channel);
clrbits_32(&ddr_pctl_regs->denali_ctl[101], 0xf);
/* lp_cmd to exit */
if (((read_32(&ddr_pctl_regs->denali_ctl[100]) >> 24) &
0x7f) != 0x40) {
while (read_32(&ddr_pctl_regs->denali_ctl[200]) & 0x1)
;
clrsetbits_32(&ddr_pctl_regs->denali_ctl[93],
0xff << 24, 0x69 << 24);
while (((read_32(&ddr_pctl_regs->denali_ctl[100]) >>
24) & 0x7f) != 0x40)
;
}
}
return low_power;
}
void resume_low_power(uint32_t low_power)
{
struct rk3399_ddr_pctl_regs *ddr_pctl_regs;
uint32_t channel_mask;
uint32_t channel;
uint32_t tmp;
uint32_t val;
channel_mask = (read_32(PMUGRF_BASE + PMUGRF_OSREG(2)) >> 28) & 0x3;
for (channel = 0; channel < 2; channel++) {
ddr_pctl_regs = rk3399_ddr_pctl[channel];
if (!(channel_mask & (1 << channel)))
continue;
/* resume external self-refresh */
tmp = channel ? 12 : 8;
val = (low_power >> (4 + 8 * channel)) & 0x1;
setbits_32(PMU_BASE + PMU_SFT_CON, val << tmp);
/* resume auto low-power */
val = (low_power >> (8 * channel)) & 0xf;
setbits_32(&ddr_pctl_regs->denali_ctl[101], val);
/* resume stdby mode */
val = (low_power >> (3 + 8 * channel)) & 0x1;
write_32(&rk3399_ddr_cic->cic_ctrl1,
(1 << (channel + 16)) | (val << channel));
}
}
static void wait_dcf_done(void)
{
while ((read_32(DCF_BASE + DCF_DCF_ISR) & (DCF_DONE)) == 0)
continue;
}
void clr_dcf_irq(void)
{
/* clear dcf irq status */
mmio_write_32(DCF_BASE + DCF_DCF_ISR, DCF_TIMEOUT | DCF_ERR | DCF_DONE);
}
static void enable_dcf(uint32_t dcf_addr)
{
/* config DCF start addr */
write_32(DCF_BASE + DCF_DCF_ADDR, dcf_addr);
/* wait dcf done */
while (read_32(DCF_BASE + DCF_DCF_CTRL) & 1)
continue;
/* clear dcf irq status */
write_32(DCF_BASE + DCF_DCF_ISR, DCF_TIMEOUT | DCF_ERR | DCF_DONE);
/* DCF start */
setbits_32(DCF_BASE + DCF_DCF_CTRL, DCF_START);
}
void dcf_code_init(void)
{
memcpy((void *)DCF_START_ADDR, (void *)dcf_code, sizeof(dcf_code));
/* set dcf master secure */
write_32(SGRF_BASE + 0xe01c, ((0x3 << 0) << 16) | (0 << 0));
write_32(DCF_BASE + DCF_DCF_TOSET, 0x80000000);
}
static void dcf_start(uint32_t freq, uint32_t index)
{
write_32(CRU_BASE + CRU_SOFTRST_CON(10), (0x1 << (1 + 16)) | (1 << 1));
write_32(CRU_BASE + CRU_SOFTRST_CON(11), (0x1 << (0 + 16)) | (1 << 0));
write_32(DCF_PARAM_ADDR + PARAM_FREQ_SELECT, index << 4);
write_32(DCF_PARAM_ADDR + PARAM_DRAM_FREQ, freq);
rkclk_prepare_pll_timing(freq);
udelay(10);
write_32(CRU_BASE + CRU_SOFTRST_CON(10), (0x1 << (1 + 16)) | (0 << 1));
write_32(CRU_BASE + CRU_SOFTRST_CON(11), (0x1 << (0 + 16)) | (0 << 0));
udelay(10);
enable_dcf(DCF_START_ADDR);
}
static void dram_low_power_config(struct drv_odt_lp_config *lp_config)
{
uint32_t tmp, tmp1, i;
uint32_t ch_cnt = rk3399_dram_status.timing_config.ch_cnt;
uint32_t dram_type = rk3399_dram_status.timing_config.dram_type;
if (dram_type == LPDDR4)
tmp = (lp_config->srpd_lite_idle << 16) |
lp_config->pd_idle;
else
tmp = lp_config->pd_idle;
if (dram_type == DDR3)
tmp1 = (2 << 16) | (0x7 << 8) | 7;
else
tmp1 = (3 << 16) | (0x7 << 8) | 7;
for (i = 0; i < ch_cnt; i++) {
write_32(&rk3399_ddr_pctl[i]->denali_ctl[102], tmp);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[103], 0xffff,
(lp_config->sr_mc_gate_idle << 8) |
lp_config->sr_idle);
clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[101],
0x70f0f, tmp1);
}
/* standby idle */
write_32(&rk3399_ddr_cic->cic_idle_th, lp_config->standby_idle);
write_32(&rk3399_ddr_cic->cic_cg_wait_th, 0x640008);
if (ch_cnt == 2) {
write_32(GRF_BASE + GRF_DDRC1_CON1,
(((0x1<<4) | (0x1<<5) | (0x1<<6) | (0x1<<7)) << 16) |
((0x1<<4) | (0x0<<5) | (0x1<<6) | (0x1<<7)));
if (lp_config->standby_idle)
tmp = 0x002a002a;
else
tmp = 0;
write_32(&rk3399_ddr_cic->cic_ctrl1, tmp);
}
write_32(GRF_BASE + GRF_DDRC0_CON1,
(((0x1<<4) | (0x1<<5) | (0x1<<6) | (0x1<<7)) << 16) |
((0x1<<4) | (0x0<<5) | (0x1<<6) | (0x1<<7)));
if (lp_config->standby_idle)
tmp = 0x00150015;
else
tmp = 0;
write_32(&rk3399_ddr_cic->cic_ctrl1, tmp);
}
static void dram_related_init(struct ddr_dts_config_timing *dts_timing)
{
uint32_t trefi0, trefi1;
uint32_t i;
struct rk3399_sdram_config sdram_config;
dcf_code_init();
/* get sdram config for os reg */
sdram_config_init(&sdram_config);
drv_odt_lp_cfg_init(sdram_config.dramtype, dts_timing,
&rk3399_dram_status.drv_odt_lp_cfg);
sdram_timing_cfg_init(&rk3399_dram_status.timing_config,
&sdram_config,
&rk3399_dram_status.drv_odt_lp_cfg);
trefi0 = ((read_32(&rk3399_ddr_pctl[0]->denali_ctl[48]) >>
16) & 0xffff) + 8;
trefi1 = ((read_32(&rk3399_ddr_pctl[0]->denali_ctl[49]) >>
16) & 0xffff) + 8;
rk3399_dram_status.index_freq[0] = trefi0 * 10 / 39;
rk3399_dram_status.index_freq[1] = trefi1 * 10 / 39;
rk3399_dram_status.current_index =
(read_32(&rk3399_ddr_pctl[0]->denali_ctl[111])
>> 16) & 0x3;
if (rk3399_dram_status.timing_config.dram_type == DDR3) {
rk3399_dram_status.index_freq[0] /= 2;
rk3399_dram_status.index_freq[1] /= 2;
}
rk3399_dram_status.index_freq[(rk3399_dram_status.current_index + 1)
& 0x1] = 0;
/* disable all training by ctl and pi */
for (i = 0; i < rk3399_dram_status.timing_config.ch_cnt; i++) {
clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[70], (1 << 24) |
(1 << 16) | (1 << 8) | 1);
clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[71], 1);
clrbits_32(&rk3399_ddr_pi[i]->denali_pi[60], 0x3 << 8);
clrbits_32(&rk3399_ddr_pi[i]->denali_pi[80], (0x3 << 24) |
(0x3 << 16));
clrbits_32(&rk3399_ddr_pi[i]->denali_pi[100], 0x3 << 8);
clrbits_32(&rk3399_ddr_pi[i]->denali_pi[124], 0x3 << 16);
}
/* init drv odt */
if (rk3399_dram_status.index_freq[rk3399_dram_status.current_index] <
rk3399_dram_status.drv_odt_lp_cfg.odt_dis_freq)
rk3399_dram_status.timing_config.odt = 0;
else
rk3399_dram_status.timing_config.odt = 1;
gen_rk3399_set_ds_odt(&rk3399_dram_status.timing_config,
&rk3399_dram_status.drv_odt_lp_cfg);
dram_low_power_config(&rk3399_dram_status.drv_odt_lp_cfg);
}
static uint32_t prepare_ddr_timing(uint32_t mhz)
{
uint32_t index;
struct dram_timing_t dram_timing;
rk3399_dram_status.timing_config.freq = mhz;
if (mhz < rk3399_dram_status.drv_odt_lp_cfg.ddr3_dll_dis_freq)
rk3399_dram_status.timing_config.dllbp = 1;
else
rk3399_dram_status.timing_config.dllbp = 0;
if (mhz < rk3399_dram_status.drv_odt_lp_cfg.odt_dis_freq) {
rk3399_dram_status.timing_config.odt = 0;
} else {
rk3399_dram_status.timing_config.odt = 1;
gen_rk3399_set_odt(1);
}
index = (rk3399_dram_status.current_index + 1) & 0x1;
if (rk3399_dram_status.index_freq[index] == mhz)
goto out;
/*
* checking if having available gate traiing timing for
* target freq.
*/
dram_get_parameter(&rk3399_dram_status.timing_config, &dram_timing);
gen_rk3399_ctl_params(&rk3399_dram_status.timing_config,
&dram_timing, index);
gen_rk3399_pi_params(&rk3399_dram_status.timing_config,
&dram_timing, index);
gen_rk3399_phy_params(&rk3399_dram_status.timing_config,
&rk3399_dram_status.drv_odt_lp_cfg,
&dram_timing, index);
rk3399_dram_status.index_freq[index] = mhz;
out:
return index;
}
void print_dram_status_info(void)
{
uint32_t *p;
uint32_t i;
p = (uint32_t *) &rk3399_dram_status.timing_config;
INFO("rk3399_dram_status.timing_config:\n");
for (i = 0; i < sizeof(struct timing_related_config) / 4; i++)
tf_printf("%u\n", p[i]);
p = (uint32_t *) &rk3399_dram_status.drv_odt_lp_cfg;
INFO("rk3399_dram_status.drv_odt_lp_cfg:\n");
for (i = 0; i < sizeof(struct drv_odt_lp_config) / 4; i++)
tf_printf("%u\n", p[i]);
}
uint64_t ddr_set_rate(uint64_t hz)
{
uint32_t low_power, index;
uint32_t mhz = hz / (1000 * 1000);
if (mhz ==
rk3399_dram_status.index_freq[rk3399_dram_status.current_index])
goto out;
low_power = exit_low_power();
index = prepare_ddr_timing(mhz);
if (index > 1) {
/* set timing error, quit */
mhz = 0;
goto out;
}
dcf_start(mhz, index);
wait_dcf_done();
if (rk3399_dram_status.timing_config.odt == 0)
gen_rk3399_set_odt(0);
rk3399_dram_status.current_index = index;
resume_low_power(low_power);
out:
return mhz;
}
uint64_t ddr_round_rate(uint64_t hz)
{
int index;
uint32_t mhz = hz / (1000 * 1000);
index = to_get_clk_index(mhz);
return dpll_rates_table[index].mhz * 1000 * 1000;
}
uint64_t dts_timing_receive(uint64_t timing, uint64_t index)
{
uint32_t *p = (uint32_t *) &dts_parameter;
static uint32_t receive_nums;
if (index < (sizeof(dts_parameter) / sizeof(uint32_t) - 1)) {
p[index] = (uint32_t)timing;
receive_nums++;
} else {
dts_parameter.available = 0;
return -1;
}
/* receive all parameter */
if (receive_nums == (sizeof(dts_parameter) / sizeof(uint32_t) - 1)) {
dts_parameter.available = 1;
receive_nums = 0;
}
return index;
}
void ddr_init(void)
{
dram_related_init(&dts_parameter);
}
plat/rockchip/rk3399/drivers/dram/dram.h 0 → 100644
View file @ fe877779
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __SOC_ROCKCHIP_RK3399_SDRAM_H__
#define __SOC_ROCKCHIP_RK3399_SDRAM_H__
struct rk3399_ddr_cic_regs {
uint32_t cic_ctrl0;
uint32_t cic_ctrl1;
uint32_t cic_idle_th;
uint32_t cic_cg_wait_th;
uint32_t cic_status0;
uint32_t cic_status1;
uint32_t cic_ctrl2;
uint32_t cic_ctrl3;
uint32_t cic_ctrl4;
};
/* DENALI_CTL_00 */
#define START (1)
/* DENALI_CTL_68 */
#define PWRUP_SREFRESH_EXIT (1 << 16)
/* DENALI_CTL_274 */
#define MEM_RST_VALID (1)
struct rk3399_ddr_pctl_regs {
uint32_t denali_ctl[332];
};
struct rk3399_ddr_publ_regs {
uint32_t denali_phy[959];
};
#define PHY_DRV_ODT_Hi_Z (0x0)
#define PHY_DRV_ODT_240 (0x1)
#define PHY_DRV_ODT_120 (0x8)
#define PHY_DRV_ODT_80 (0x9)
#define PHY_DRV_ODT_60 (0xc)
#define PHY_DRV_ODT_48 (0xd)
#define PHY_DRV_ODT_40 (0xe)
#define PHY_DRV_ODT_34_3 (0xf)
struct rk3399_ddr_pi_regs {
uint32_t denali_pi[200];
};
union noc_ddrtiminga0 {
uint32_t d32;
struct {
unsigned acttoact : 6;
unsigned reserved0 : 2;
unsigned rdtomiss : 6;
unsigned reserved1 : 2;
unsigned wrtomiss : 6;
unsigned reserved2 : 2;
unsigned readlatency : 8;
} b;
};
union noc_ddrtimingb0 {
uint32_t d32;
struct {
unsigned rdtowr : 5;
unsigned reserved0 : 3;
unsigned wrtord : 5;
unsigned reserved1 : 3;
unsigned rrd : 4;
unsigned reserved2 : 4;
unsigned faw : 6;
unsigned reserved3 : 2;
} b;
};
union noc_ddrtimingc0 {
uint32_t d32;
struct {
unsigned burstpenalty : 4;
unsigned reserved0 : 4;
unsigned wrtomwr : 6;
unsigned reserved1 : 18;
} b;
};
union noc_devtodev0 {
uint32_t d32;
struct {
unsigned busrdtord : 3;
unsigned reserved0 : 1;
unsigned busrdtowr : 3;
unsigned reserved1 : 1;
unsigned buswrtord : 3;
unsigned reserved2 : 1;
unsigned buswrtowr : 3;
unsigned reserved3 : 17;
} b;
};
union noc_ddrmode {
uint32_t d32;
struct {
unsigned autoprecharge : 1;
unsigned bypassfiltering : 1;
unsigned fawbank : 1;
unsigned burstsize : 2;
unsigned mwrsize : 2;
unsigned reserved2 : 1;
unsigned forceorder : 8;
unsigned forceorderstate : 8;
unsigned reserved3 : 8;
} b;
};
struct rk3399_msch_regs {
uint32_t coreid;
uint32_t revisionid;
uint32_t ddrconf;
uint32_t ddrsize;
union noc_ddrtiminga0 ddrtiminga0;
union noc_ddrtimingb0 ddrtimingb0;
union noc_ddrtimingc0 ddrtimingc0;
union noc_devtodev0 devtodev0;
uint32_t reserved0[(0x110-0x20)/4];
union noc_ddrmode ddrmode;
uint32_t reserved1[(0x1000-0x114)/4];
uint32_t agingx0;
};
struct rk3399_msch_timings {
union noc_ddrtiminga0 ddrtiminga0;
union noc_ddrtimingb0 ddrtimingb0;
union noc_ddrtimingc0 ddrtimingc0;
union noc_devtodev0 devtodev0;
union noc_ddrmode ddrmode;
uint32_t agingx0;
};
#if 1
struct rk3399_sdram_channel {
unsigned char rank;
/* col = 0, means this channel is invalid */
unsigned char col;
/* 3:8bank, 2:4bank */
unsigned char bk;
/* channel buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned char bw;
/* die buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned char dbw;
/* row_3_4 = 1: 6Gb or 12Gb die
* row_3_4 = 0: normal die, power of 2
*/
unsigned char row_3_4;
unsigned char cs0_row;
unsigned char cs1_row;
uint32_t ddrconfig;
struct rk3399_msch_timings noc_timings;
};
struct rk3399_sdram_params {
struct rk3399_sdram_channel ch[2];
uint32_t ddr_freq;
unsigned char dramtype;
unsigned char num_channels;
unsigned char stride;
unsigned char odt;
struct rk3399_ddr_pctl_regs pctl_regs;
struct rk3399_ddr_pi_regs pi_regs;
struct rk3399_ddr_publ_regs phy_regs;
};
#endif
struct rk3399_sdram_channel_config {
uint32_t bus_width;
uint32_t cs_cnt;
uint32_t cs0_row;
uint32_t cs1_row;
uint32_t bank;
uint32_t col;
uint32_t each_die_bus_width;
uint32_t each_die_6gb_or_12gb;
};
struct rk3399_sdram_config {
struct rk3399_sdram_channel_config ch[2];
uint32_t dramtype;
uint32_t channal_num;
};
struct rk3399_sdram_default_config {
unsigned char bl;
/* 1:auto precharge, 0:never auto precharge */
unsigned char ap;
/* dram driver strength */
unsigned char dramds;
/* dram ODT, if odt=0, this parameter invalid */
unsigned char dramodt;
/* ca ODT, if odt=0, this parameter invalid
* only used by LPDDR4
*/
unsigned char caodt;
unsigned char burst_ref_cnt;
/* zqcs period, unit(s) */
unsigned char zqcsi;
};
struct ddr_dts_config_timing {
uint32_t ddr3_speed_bin;
uint32_t pd_idle;
uint32_t sr_idle;
uint32_t sr_mc_gate_idle;
uint32_t srpd_lite_idle;
uint32_t standby_idle;
uint32_t ddr3_dll_dis_freq;
uint32_t phy_dll_dis_freq;
uint32_t ddr3_odt_dis_freq;
uint32_t ddr3_drv;
uint32_t ddr3_odt;
uint32_t phy_ddr3_ca_drv;
uint32_t phy_ddr3_dq_drv;
uint32_t phy_ddr3_odt;
uint32_t lpddr3_odt_dis_freq;
uint32_t lpddr3_drv;
uint32_t lpddr3_odt;
uint32_t phy_lpddr3_ca_drv;
uint32_t phy_lpddr3_dq_drv;
uint32_t phy_lpddr3_odt;
uint32_t lpddr4_odt_dis_freq;
uint32_t lpddr4_drv;
uint32_t lpddr4_dq_odt;
uint32_t lpddr4_ca_odt;
uint32_t phy_lpddr4_ca_drv;
uint32_t phy_lpddr4_ck_cs_drv;
uint32_t phy_lpddr4_dq_drv;
uint32_t phy_lpddr4_odt;
uint32_t available;
};
struct drv_odt_lp_config {
uint32_t ddr3_speed_bin;
uint32_t pd_idle;
uint32_t sr_idle;
uint32_t sr_mc_gate_idle;
uint32_t srpd_lite_idle;
uint32_t standby_idle;
uint32_t ddr3_dll_dis_freq;/* for ddr3 only */
uint32_t phy_dll_dis_freq;
uint32_t odt_dis_freq;
uint32_t dram_side_drv;
uint32_t dram_side_dq_odt;
uint32_t dram_side_ca_odt;
uint32_t phy_side_ca_drv;
uint32_t phy_side_ck_cs_drv;
uint32_t phy_side_dq_drv;
uint32_t phy_side_odt;
};
#define KHz (1000)
#define MHz (1000*KHz)
#define GHz (1000*MHz)
#define PI_CA_TRAINING (1 << 0)
#define PI_WRITE_LEVELING (1 << 1)
#define PI_READ_GATE_TRAINING (1 << 2)
#define PI_READ_LEVELING (1 << 3)
#define PI_WDQ_LEVELING (1 << 4)
#define PI_FULL_TARINING (0xff)
#define READ_CH_CNT(val) (1+((val>>12)&0x1))
#define READ_CH_INFO(val) ((val>>28)&0x3)
/* row_3_4:0=normal, 1=6Gb or 12Gb */
#define READ_CH_ROW_INFO(val, ch) ((val>>(30+(ch)))&0x1)
#define READ_DRAMTYPE_INFO(val) ((val>>13)&0x7)
#define READ_CS_INFO(val, ch) ((((val)>>(11+(ch)*16))&0x1)+1)
#define READ_BW_INFO(val, ch) (2>>(((val)>>(2+(ch)*16))&0x3))
#define READ_COL_INFO(val, ch) (9+(((val)>>(9+(ch)*16))&0x3))
#define READ_BK_INFO(val, ch) (3-(((val)>>(8+(ch)*16))&0x1))
#define READ_CS0_ROW_INFO(val, ch) (13+(((val)>>(6+(ch)*16))&0x3))
#define READ_CS1_ROW_INFO(val, ch) (13+(((val)>>(4+(ch)*16))&0x3))
#define READ_DIE_BW_INFO(val, ch) (2>>((val>>((ch)*16))&0x3))
#define __sramdata __attribute__((section(".sram.data")))
#define __sramconst __attribute__((section(".sram.rodata")))
#define __sramlocalfunc __attribute__((section(".sram.text")))
#define __sramfunc __attribute__((section(".sram.text"))) \
__attribute__((noinline))
#define DDR_SAVE_SP(save_sp) (save_sp = ddr_save_sp(((uint32_t)\
(SRAM_CODE_BASE + 0x2000) & (~7))))
#define DDR_RESTORE_SP(save_sp) ddr_save_sp(save_sp)
void ddr_init(void);
uint64_t ddr_set_rate(uint64_t hz);
uint64_t ddr_round_rate(uint64_t hz);
uint64_t ddr_get_rate(void);
void clr_dcf_irq(void);
uint64_t dts_timing_receive(uint64_t timing, uint64_t index);
#endif
plat/rockchip/rk3399/drivers/dram/dram_spec_timing.c 0 → 100644
View file @ fe877779
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <string.h>
#include <stdint.h>
#include "dram_spec_timing.h"
static const uint8_t ddr3_cl_cwl[][7] = {
/*
* speed 0~330 331 ~ 400 401 ~ 533 534~666 667~800 801~933 934~1066
* tCK>3 2.5~3 1.875~2.5 1.5~1.875 1.25~1.5 1.07~1.25 0.938~1.07
* cl<<4, cwl cl<<4, cwl cl<<4, cwl
*/
/* DDR3_800D (5-5-5) */
{((5 << 4) | 5), ((5 << 4) | 5), 0, 0, 0, 0, 0},
/* DDR3_800E (6-6-6) */
{((5 << 4) | 5), ((6 << 4) | 5), 0, 0, 0, 0, 0},
/* DDR3_1066E (6-6-6) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), 0, 0, 0, 0},
/* DDR3_1066F (7-7-7) */
{((5 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), 0, 0, 0, 0},
/* DDR3_1066G (8-8-8) */
{((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), 0, 0, 0, 0},
/* DDR3_1333F (7-7-7) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
0, 0, 0},
/* DDR3_1333G (8-8-8) */
{((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((8 << 4) | 7),
0, 0, 0},
/* DDR3_1333H (9-9-9) */
{((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((9 << 4) | 7),
0, 0, 0},
/* DDR3_1333J (10-10-10) */
{((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
0, 0, 0},
/* DDR3_1600G (8-8-8) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
((8 << 4) | 8), 0, 0},
/* DDR3_1600H (9-9-9) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
((9 << 4) | 8), 0, 0},
/* DDR3_1600J (10-10-10) */
{((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
((10 << 4) | 8), 0, 0},
/* DDR3_1600K (11-11-11) */
{((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
((11 << 4) | 8), 0, 0},
/* DDR3_1866J (10-10-10) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
((9 << 4) | 8), ((11 << 4) | 9), 0},
/* DDR3_1866K (11-11-11) */
{((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((8 << 4) | 7),
((10 << 4) | 8), ((11 << 4) | 9), 0},
/* DDR3_1866L (12-12-12) */
{((6 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
((11 << 4) | 8), ((12 << 4) | 9), 0},
/* DDR3_1866M (13-13-13) */
{((6 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
((11 << 4) | 8), ((13 << 4) | 9), 0},
/* DDR3_2133K (11-11-11) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
((9 << 4) | 8), ((10 << 4) | 9), ((11 << 4) | 10)},
/* DDR3_2133L (12-12-12) */
{((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
((9 << 4) | 8), ((11 << 4) | 9), ((12 << 4) | 10)},
/* DDR3_2133M (13-13-13) */
{((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
((10 << 4) | 8), ((12 << 4) | 9), ((13 << 4) | 10)},
/* DDR3_2133N (14-14-14) */
{((6 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
((11 << 4) | 8), ((13 << 4) | 9), ((14 << 4) | 10)},
/* DDR3_DEFAULT */
{((6 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
((11 << 4) | 8), ((13 << 4) | 9), ((14 << 4) | 10)}
};
static const uint16_t ddr3_trc_tfaw[] = {
/* tRC tFAW */
((50 << 8) | 50), /* DDR3_800D (5-5-5) */
((53 << 8) | 50), /* DDR3_800E (6-6-6) */
((49 << 8) | 50), /* DDR3_1066E (6-6-6) */
((51 << 8) | 50), /* DDR3_1066F (7-7-7) */
((53 << 8) | 50), /* DDR3_1066G (8-8-8) */
((47 << 8) | 45), /* DDR3_1333F (7-7-7) */
((48 << 8) | 45), /* DDR3_1333G (8-8-8) */
((50 << 8) | 45), /* DDR3_1333H (9-9-9) */
((51 << 8) | 45), /* DDR3_1333J (10-10-10) */
((45 << 8) | 40), /* DDR3_1600G (8-8-8) */
((47 << 8) | 40), /* DDR3_1600H (9-9-9)*/
((48 << 8) | 40), /* DDR3_1600J (10-10-10) */
((49 << 8) | 40), /* DDR3_1600K (11-11-11) */
((45 << 8) | 35), /* DDR3_1866J (10-10-10) */
((46 << 8) | 35), /* DDR3_1866K (11-11-11) */
((47 << 8) | 35), /* DDR3_1866L (12-12-12) */
((48 << 8) | 35), /* DDR3_1866M (13-13-13) */
((44 << 8) | 35), /* DDR3_2133K (11-11-11) */
((45 << 8) | 35), /* DDR3_2133L (12-12-12) */
((46 << 8) | 35), /* DDR3_2133M (13-13-13) */
((47 << 8) | 35), /* DDR3_2133N (14-14-14) */
((53 << 8) | 50) /* DDR3_DEFAULT */
};
static uint32_t get_max_speed_rate(struct timing_related_config *timing_config)
{
if (timing_config->ch_cnt > 1)
return max(timing_config->dram_info[0].speed_rate,
timing_config->dram_info[1].speed_rate);
else
return timing_config->dram_info[0].speed_rate;
}
static uint32_t
get_max_die_capability(struct timing_related_config *timing_config)
{
uint32_t die_cap = 0;
uint32_t cs, ch;
for (ch = 0; ch < timing_config->ch_cnt; ch++) {
for (cs = 0; cs < timing_config->dram_info[ch].cs_cnt; cs++) {
die_cap = max(die_cap,
timing_config->
dram_info[ch].per_die_capability[cs]);
}
}
return die_cap;
}
/* tRSTL, 100ns */
#define DDR3_TRSTL (100)
/* trsth, 500us */
#define DDR3_TRSTH (500000)
/* trefi, 7.8us */
#define DDR3_TREFI_7_8_US (7800)
/* tWR, 15ns */
#define DDR3_TWR (15)
/* tRTP, max(4 tCK,7.5ns) */
#define DDR3_TRTP (7)
/* tRRD = max(4nCK, 10ns) */
#define DDR3_TRRD (10)
/* tCK */
#define DDR3_TCCD (4)
/*tWTR, max(4 tCK,7.5ns)*/
#define DDR3_TWTR (7)
/* tCK */
#define DDR3_TRTW (0)
/* tRAS, 37.5ns(400MHz) 37.5ns(533MHz) */
#define DDR3_TRAS (37)
/* ns */
#define DDR3_TRFC_512MBIT (90)
/* ns */
#define DDR3_TRFC_1GBIT (110)
/* ns */
#define DDR3_TRFC_2GBIT (160)
/* ns */
#define DDR3_TRFC_4GBIT (300)
/* ns */
#define DDR3_TRFC_8GBIT (350)
/*pd and sr*/
#define DDR3_TXP (7) /* tXP, max(3 tCK, 7.5ns)( < 933MHz) */
#define DDR3_TXPDLL (24) /* tXPDLL, max(10 tCK, 24ns) */
#define DDR3_TDLLK (512) /* tXSR, tDLLK=512 tCK */
#define DDR3_TCKE_400MHZ (7) /* tCKE, max(3 tCK,7.5ns)(400MHz) */
#define DDR3_TCKE_533MHZ (6) /* tCKE, max(3 tCK,5.625ns)(533MHz) */
#define DDR3_TCKSRE (10) /* tCKSRX, max(5 tCK, 10ns) */
/*mode register timing*/
#define DDR3_TMOD (15) /* tMOD, max(12 tCK,15ns) */
#define DDR3_TMRD (4) /* tMRD, 4 tCK */
/* ZQ */
#define DDR3_TZQINIT (640) /* tZQinit, max(512 tCK, 640ns) */
#define DDR3_TZQCS (80) /* tZQCS, max(64 tCK, 80ns) */
#define DDR3_TZQOPER (320) /* tZQoper, max(256 tCK, 320ns) */
/* Write leveling */
#define DDR3_TWLMRD (40) /* tCK */
#define DDR3_TWLO (9) /* max 7.5ns */
#define DDR3_TWLDQSEN (25) /* tCK */
/*
* Description: depend on input parameter "timing_config",
* and calculate all ddr3
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
*/
static void ddr3_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t nmhz = timing_config->freq;
uint32_t ddr_speed_bin = get_max_speed_rate(timing_config);
uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
uint32_t tmp;
memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
pdram_timing->mhz = nmhz;
pdram_timing->al = 0;
pdram_timing->bl = timing_config->bl;
if (nmhz <= 330)
tmp = 0;
else if (nmhz <= 400)
tmp = 1;
else if (nmhz <= 533)
tmp = 2;
else if (nmhz <= 666)
tmp = 3;
else if (nmhz <= 800)
tmp = 4;
else if (nmhz <= 933)
tmp = 5;
else
tmp = 6;
/* when dll bypss cl = cwl = 6 */
if (nmhz < 300) {
pdram_timing->cl = 6;
pdram_timing->cwl = 6;
} else {
pdram_timing->cl = (ddr3_cl_cwl[ddr_speed_bin][tmp] >> 4) & 0xf;
pdram_timing->cwl = ddr3_cl_cwl[ddr_speed_bin][tmp] & 0xf;
}
switch (timing_config->dramds) {
case 40:
tmp = DDR3_DS_40;
break;
case 34:
default:
tmp = DDR3_DS_34;
break;
}
switch (timing_config->dramodt) {
case 60:
pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_60;
break;
case 40:
pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_40;
break;
case 120:
pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_120;
break;
case 0:
default:
pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_DIS;
break;
}
pdram_timing->mr[2] = DDR3_MR2_CWL(pdram_timing->cwl);
pdram_timing->mr[3] = 0;
pdram_timing->trstl = ((DDR3_TRSTL * nmhz + 999) / 1000);
pdram_timing->trsth = ((DDR3_TRSTH * nmhz + 999) / 1000);
/* tREFI, average periodic refresh interval, 7.8us */
pdram_timing->trefi = ((DDR3_TREFI_7_8_US * nmhz + 999) / 1000);
/* base timing */
pdram_timing->trcd = pdram_timing->cl;
pdram_timing->trp = pdram_timing->cl;
pdram_timing->trppb = pdram_timing->cl;
tmp = ((DDR3_TWR * nmhz + 999) / 1000);
pdram_timing->twr = tmp;
pdram_timing->tdal = tmp + pdram_timing->trp;
if (tmp < 9) {
tmp = tmp - 4;
} else {
tmp += (tmp & 0x1) ? 1 : 0;
tmp = tmp >> 1;
}
if (pdram_timing->bl == 4)
pdram_timing->mr[0] = DDR3_BC4
| DDR3_CL(pdram_timing->cl)
| DDR3_WR(tmp);
else
pdram_timing->mr[0] = DDR3_BL8
| DDR3_CL(pdram_timing->cl)
| DDR3_WR(tmp);
tmp = ((DDR3_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->trtp = max(4, tmp);
pdram_timing->trc =
(((ddr3_trc_tfaw[ddr_speed_bin] >> 8) * nmhz + 999) / 1000);
tmp = ((DDR3_TRRD * nmhz + 999) / 1000);
pdram_timing->trrd = max(4, tmp);
pdram_timing->tccd = DDR3_TCCD;
tmp = ((DDR3_TWTR * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->twtr = max(4, tmp);
pdram_timing->trtw = DDR3_TRTW;
pdram_timing->tras_max = 9 * pdram_timing->trefi;
pdram_timing->tras_min = ((DDR3_TRAS * nmhz + (nmhz >> 1) + 999)
/ 1000);
pdram_timing->tfaw =
(((ddr3_trc_tfaw[ddr_speed_bin] & 0x0ff) * nmhz + 999)
/ 1000);
/* tRFC, 90ns(512Mb),110ns(1Gb),160ns(2Gb),300ns(4Gb),350ns(8Gb) */
if (ddr_capability_per_die <= 0x4000000)
tmp = DDR3_TRFC_512MBIT;
else if (ddr_capability_per_die <= 0x8000000)
tmp = DDR3_TRFC_1GBIT;
else if (ddr_capability_per_die <= 0x10000000)
tmp = DDR3_TRFC_2GBIT;
else if (ddr_capability_per_die <= 0x20000000)
tmp = DDR3_TRFC_4GBIT;
else
tmp = DDR3_TRFC_8GBIT;
pdram_timing->trfc = (tmp * nmhz + 999) / 1000;
pdram_timing->txsnr = max(5, (((tmp + 10) * nmhz + 999) / 1000));
pdram_timing->tdqsck_max = 0;
/*pd and sr*/
pdram_timing->txsr = DDR3_TDLLK;
tmp = ((DDR3_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->txp = max(3, tmp);
tmp = ((DDR3_TXPDLL * nmhz + 999) / 1000);
pdram_timing->txpdll = max(10, tmp);
pdram_timing->tdllk = DDR3_TDLLK;
if (nmhz >= 533)
tmp = ((DDR3_TCKE_533MHZ * nmhz + 999) / 1000);
else
tmp = ((DDR3_TCKE_400MHZ * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->tcke = max(3, tmp);
pdram_timing->tckesr = (pdram_timing->tcke + 1);
tmp = ((DDR3_TCKSRE * nmhz + 999) / 1000);
pdram_timing->tcksre = max(5, tmp);
pdram_timing->tcksrx = max(5, tmp);
/*mode register timing*/
tmp = ((DDR3_TMOD * nmhz + 999) / 1000);
pdram_timing->tmod = max(12, tmp);
pdram_timing->tmrd = DDR3_TMRD;
pdram_timing->tmrr = 0;
/*ODT*/
pdram_timing->todton = pdram_timing->cwl - 2;
/*ZQ*/
tmp = ((DDR3_TZQINIT * nmhz + 999) / 1000);
pdram_timing->tzqinit = max(512, tmp);
tmp = ((DDR3_TZQCS * nmhz + 999) / 1000);
pdram_timing->tzqcs = max(64, tmp);
tmp = ((DDR3_TZQOPER * nmhz + 999) / 1000);
pdram_timing->tzqoper = max(256, tmp);
/* write leveling */
pdram_timing->twlmrd = DDR3_TWLMRD;
pdram_timing->twldqsen = DDR3_TWLDQSEN;
pdram_timing->twlo = ((DDR3_TWLO * nmhz + (nmhz >> 1) + 999) / 1000);
}
#define LPDDR2_TINIT1 (100) /* ns */
#define LPDDR2_TINIT2 (5) /* tCK */
#define LPDDR2_TINIT3 (200000) /* 200us */
#define LPDDR2_TINIT4 (1000) /* 1us */
#define LPDDR2_TINIT5 (10000) /* 10us */
#define LPDDR2_TRSTL (0) /* tCK */
#define LPDDR2_TRSTH (500000) /* 500us */
#define LPDDR2_TREFI_3_9_US (3900) /* 3.9us */
#define LPDDR2_TREFI_7_8_US (7800) /* 7.8us */
/* base timing */
#define LPDDR2_TRCD (24) /* tRCD,15ns(Fast)18ns(Typ)24ns(Slow) */
#define LPDDR2_TRP_PB (18) /* tRPpb,15ns(Fast)18ns(Typ)24ns(Slow) */
#define LPDDR2_TRP_AB_8_BANK (21) /* tRPab,18ns(Fast)21ns(Typ)27ns(Slow) */
#define LPDDR2_TWR (15) /* tWR, max(3tCK,15ns) */
#define LPDDR2_TRTP (7) /* tRTP, max(2tCK, 7.5ns) */
#define LPDDR2_TRRD (10) /* tRRD, max(2tCK,10ns) */
#define LPDDR2_TCCD (2) /* tCK */
#define LPDDR2_TWTR_GREAT_200MHZ (7) /* ns */
#define LPDDR2_TWTR_LITTLE_200MHZ (10) /* ns */
#define LPDDR2_TRTW (0) /* tCK */
#define LPDDR2_TRAS_MAX (70000) /* 70us */
#define LPDDR2_TRAS (42) /* tRAS, max(3tCK,42ns) */
#define LPDDR2_TFAW_GREAT_200MHZ (50) /* max(8tCK,50ns) */
#define LPDDR2_TFAW_LITTLE_200MHZ (60) /* max(8tCK,60ns) */
#define LPDDR2_TRFC_8GBIT (210) /* ns */
#define LPDDR2_TRFC_4GBIT (130) /* ns */
#define LPDDR2_TDQSCK_MIN (2) /* tDQSCKmin, 2.5ns */
#define LPDDR2_TDQSCK_MAX (5) /* tDQSCKmax, 5.5ns */
/*pd and sr*/
#define LPDDR2_TXP (7) /* tXP, max(2tCK,7.5ns) */
#define LPDDR2_TXPDLL (0)
#define LPDDR2_TDLLK (0) /* tCK */
#define LPDDR2_TCKE (3) /* tCK */
#define LPDDR2_TCKESR (15) /* tCKESR, max(3tCK,15ns) */
#define LPDDR2_TCKSRE (1) /* tCK */
#define LPDDR2_TCKSRX (2) /* tCK */
/*mode register timing*/
#define LPDDR2_TMOD (0)
#define LPDDR2_TMRD (5) /* tMRD, (=tMRW), 5 tCK */
#define LPDDR2_TMRR (2) /* tCK */
/*ZQ*/
#define LPDDR2_TZQINIT (1000) /* ns */
#define LPDDR2_TZQCS (90) /* tZQCS, max(6tCK,90ns) */
#define LPDDR2_TZQCL (360) /* tZQCL, max(6tCK,360ns) */
#define LPDDR2_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
/*
* Description: depend on input parameter "timing_config",
* and calculate all lpddr2
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
*/
static void lpddr2_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t nmhz = timing_config->freq;
uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp, twr_tmp, bl_tmp;
memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
pdram_timing->mhz = nmhz;
pdram_timing->al = 0;
pdram_timing->bl = timing_config->bl;
/* 1066 933 800 667 533 400 333
* RL, 8 7 6 5 4 3 3
* WL, 4 4 3 2 2 1 1
*/
if (nmhz <= 266) {
pdram_timing->cl = 4;
pdram_timing->cwl = 2;
pdram_timing->mr[2] = LPDDR2_RL4_WL2;
} else if (nmhz <= 333) {
pdram_timing->cl = 5;
pdram_timing->cwl = 2;
pdram_timing->mr[2] = LPDDR2_RL5_WL2;
} else if (nmhz <= 400) {
pdram_timing->cl = 6;
pdram_timing->cwl = 3;
pdram_timing->mr[2] = LPDDR2_RL6_WL3;
} else if (nmhz <= 466) {
pdram_timing->cl = 7;
pdram_timing->cwl = 4;
pdram_timing->mr[2] = LPDDR2_RL7_WL4;
} else {
pdram_timing->cl = 8;
pdram_timing->cwl = 4;
pdram_timing->mr[2] = LPDDR2_RL8_WL4;
}
switch (timing_config->dramds) {
case 120:
pdram_timing->mr[3] = LPDDR2_DS_120;
break;
case 80:
pdram_timing->mr[3] = LPDDR2_DS_80;
break;
case 60:
pdram_timing->mr[3] = LPDDR2_DS_60;
break;
case 48:
pdram_timing->mr[3] = LPDDR2_DS_48;
break;
case 40:
pdram_timing->mr[3] = LPDDR2_DS_40;
break;
case 34:
default:
pdram_timing->mr[3] = LPDDR2_DS_34;
break;
}
pdram_timing->mr[0] = 0;
pdram_timing->tinit1 = (LPDDR2_TINIT1 * nmhz + 999) / 1000;
pdram_timing->tinit2 = LPDDR2_TINIT2;
pdram_timing->tinit3 = (LPDDR2_TINIT3 * nmhz + 999) / 1000;
pdram_timing->tinit4 = (LPDDR2_TINIT4 * nmhz + 999) / 1000;
pdram_timing->tinit5 = (LPDDR2_TINIT5 * nmhz + 999) / 1000;
pdram_timing->trstl = LPDDR2_TRSTL;
pdram_timing->trsth = (LPDDR2_TRSTH * nmhz + 999) / 1000;
/*
* tREFI, average periodic refresh interval,
* 15.6us(<256Mb) 7.8us(256Mb-1Gb) 3.9us(2Gb-8Gb)
*/
if (ddr_capability_per_die >= 0x10000000)
pdram_timing->trefi = (LPDDR2_TREFI_3_9_US * nmhz + 999)
/ 1000;
else
pdram_timing->trefi = (LPDDR2_TREFI_7_8_US * nmhz + 999)
/ 1000;
/* base timing */
tmp = ((LPDDR2_TRCD * nmhz + 999) / 1000);
pdram_timing->trcd = max(3, tmp);
/*
* tRPpb, max(3tCK, 15ns(Fast) 18ns(Typ) 24ns(Slow),
*/
trppb_tmp = ((LPDDR2_TRP_PB * nmhz + 999) / 1000);
trppb_tmp = max(3, trppb_tmp);
pdram_timing->trppb = trppb_tmp;
/*
* tRPab, max(3tCK, 4-bank:15ns(Fast) 18ns(Typ) 24ns(Slow),
* 8-bank:18ns(Fast) 21ns(Typ) 27ns(Slow))
*/
trp_tmp = ((LPDDR2_TRP_AB_8_BANK * nmhz + 999) / 1000);
trp_tmp = max(3, trp_tmp);
pdram_timing->trp = trp_tmp;
twr_tmp = ((LPDDR2_TWR * nmhz + 999) / 1000);
twr_tmp = max(3, twr_tmp);
pdram_timing->twr = twr_tmp;
bl_tmp = (pdram_timing->bl == 16) ? LPDDR2_BL16 :
((pdram_timing->bl == 8) ? LPDDR2_BL8 : LPDDR2_BL4);
pdram_timing->mr[1] = bl_tmp | LPDDR2_N_WR(twr_tmp);
tmp = ((LPDDR2_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->trtp = max(2, tmp);
tras_tmp = ((LPDDR2_TRAS * nmhz + 999) / 1000);
tras_tmp = max(3, tras_tmp);
pdram_timing->tras_min = tras_tmp;
pdram_timing->tras_max = ((LPDDR2_TRAS_MAX * nmhz + 999) / 1000);
pdram_timing->trc = (tras_tmp + trp_tmp);
tmp = ((LPDDR2_TRRD * nmhz + 999) / 1000);
pdram_timing->trrd = max(2, tmp);
pdram_timing->tccd = LPDDR2_TCCD;
/* tWTR, max(2tCK, 7.5ns(533-266MHz) 10ns(200-166MHz)) */
if (nmhz > 200)
tmp = ((LPDDR2_TWTR_GREAT_200MHZ * nmhz + (nmhz >> 1) +
999) / 1000);
else
tmp = ((LPDDR2_TWTR_LITTLE_200MHZ * nmhz + 999) / 1000);
pdram_timing->twtr = max(2, tmp);
pdram_timing->trtw = LPDDR2_TRTW;
if (nmhz <= 200)
pdram_timing->tfaw = (LPDDR2_TFAW_LITTLE_200MHZ * nmhz + 999)
/ 1000;
else
pdram_timing->tfaw = (LPDDR2_TFAW_GREAT_200MHZ * nmhz + 999)
/ 1000;
/* tRFC, 90ns(<=512Mb) 130ns(1Gb-4Gb) 210ns(8Gb) */
if (ddr_capability_per_die >= 0x40000000) {
pdram_timing->trfc =
(LPDDR2_TRFC_8GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR2_TRFC_8GBIT + 10) * nmhz + 999) / 1000);
} else {
pdram_timing->trfc =
(LPDDR2_TRFC_4GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR2_TRFC_4GBIT + 10) * nmhz + 999) / 1000);
}
if (tmp < 2)
tmp = 2;
pdram_timing->txsr = tmp;
pdram_timing->txsnr = tmp;
/* tdqsck use rounded down */
pdram_timing->tdqsck = ((LPDDR2_TDQSCK_MIN * nmhz + (nmhz >> 1))
/ 1000);
pdram_timing->tdqsck_max =
((LPDDR2_TDQSCK_MAX * nmhz + (nmhz >> 1) + 999)
/ 1000);
/* pd and sr */
tmp = ((LPDDR2_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->txp = max(2, tmp);
pdram_timing->txpdll = LPDDR2_TXPDLL;
pdram_timing->tdllk = LPDDR2_TDLLK;
pdram_timing->tcke = LPDDR2_TCKE;
tmp = ((LPDDR2_TCKESR * nmhz + 999) / 1000);
pdram_timing->tckesr = max(3, tmp);
pdram_timing->tcksre = LPDDR2_TCKSRE;
pdram_timing->tcksrx = LPDDR2_TCKSRX;
/* mode register timing */
pdram_timing->tmod = LPDDR2_TMOD;
pdram_timing->tmrd = LPDDR2_TMRD;
pdram_timing->tmrr = LPDDR2_TMRR;
/* ZQ */
pdram_timing->tzqinit = (LPDDR2_TZQINIT * nmhz + 999) / 1000;
tmp = ((LPDDR2_TZQCS * nmhz + 999) / 1000);
pdram_timing->tzqcs = max(6, tmp);
tmp = ((LPDDR2_TZQCL * nmhz + 999) / 1000);
pdram_timing->tzqoper = max(6, tmp);
tmp = ((LPDDR2_TZQRESET * nmhz + 999) / 1000);
pdram_timing->tzqreset = max(3, tmp);
}
#define LPDDR3_TINIT1 (100) /* ns */
#define LPDDR3_TINIT2 (5) /* tCK */
#define LPDDR3_TINIT3 (200000) /* 200us */
#define LPDDR3_TINIT4 (1000) /* 1us */
#define LPDDR3_TINIT5 (10000) /* 10us */
#define LPDDR3_TRSTL (0)
#define LPDDR3_TRSTH (0) /* 500us */
#define LPDDR3_TREFI_3_9_US (3900) /* 3.9us */
/* base timging */
#define LPDDR3_TRCD (18) /* tRCD,15ns(Fast)18ns(Typ)24ns(Slow) */
#define LPDDR3_TRP_PB (18) /* tRPpb, 15ns(Fast) 18ns(Typ) 24ns(Slow) */
#define LPDDR3_TRP_AB (21) /* tRPab, 18ns(Fast) 21ns(Typ) 27ns(Slow) */
#define LPDDR3_TWR (15) /* tWR, max(4tCK,15ns) */
#define LPDDR3_TRTP (7) /* tRTP, max(4tCK, 7.5ns) */
#define LPDDR3_TRRD (10) /* tRRD, max(2tCK,10ns) */
#define LPDDR3_TCCD (4) /* tCK */
#define LPDDR3_TWTR (7) /* tWTR, max(4tCK, 7.5ns) */
#define LPDDR3_TRTW (0) /* tCK register min valid value */
#define LPDDR3_TRAS_MAX (70000) /* 70us */
#define LPDDR3_TRAS (42) /* tRAS, max(3tCK,42ns) */
#define LPDDR3_TFAW (50) /* tFAW,max(8tCK, 50ns) */
#define LPDDR3_TRFC_8GBIT (210) /* tRFC, 130ns(4Gb) 210ns(>4Gb) */
#define LPDDR3_TRFC_4GBIT (130) /* ns */
#define LPDDR3_TDQSCK_MIN (2) /* tDQSCKmin,2.5ns */
#define LPDDR3_TDQSCK_MAX (5) /* tDQSCKmax,5.5ns */
/* pd and sr */
#define LPDDR3_TXP (7) /* tXP, max(3tCK,7.5ns) */
#define LPDDR3_TXPDLL (0)
#define LPDDR3_TCKE (7) /* tCKE, (max 7.5ns,3 tCK) */
#define LPDDR3_TCKESR (15) /* tCKESR, max(3tCK,15ns) */
#define LPDDR3_TCKSRE (2) /* tCKSRE=tCPDED, 2 tCK */
#define LPDDR3_TCKSRX (2) /* tCKSRX, 2 tCK */
/* mode register timing */
#define LPDDR3_TMOD (0)
#define LPDDR3_TMRD (14) /* tMRD, (=tMRW), max(14ns, 10 tCK) */
#define LPDDR3_TMRR (4) /* tMRR, 4 tCK */
#define LPDDR3_TMRRI LPDDR3_TRCD
/* ODT */
#define LPDDR3_TODTON (3) /* 3.5ns */
/* ZQ */
#define LPDDR3_TZQINIT (1000) /* 1us */
#define LPDDR3_TZQCS (90) /* tZQCS, 90ns */
#define LPDDR3_TZQCL (360) /* 360ns */
#define LPDDR3_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
/* write leveling */
#define LPDDR3_TWLMRD (40) /* ns */
#define LPDDR3_TWLO (20) /* ns */
#define LPDDR3_TWLDQSEN (25) /* ns */
/* CA training */
#define LPDDR3_TCACKEL (10) /* tCK */
#define LPDDR3_TCAENT (10) /* tCK */
#define LPDDR3_TCAMRD (20) /* tCK */
#define LPDDR3_TCACKEH (10) /* tCK */
#define LPDDR3_TCAEXT (10) /* tCK */
#define LPDDR3_TADR (20) /* ns */
#define LPDDR3_TMRZ (3) /* ns */
/*
* Description: depend on input parameter "timing_config",
* and calculate all lpddr3
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
*/
static void lpddr3_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t nmhz = timing_config->freq;
uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp, twr_tmp, bl_tmp;
memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
pdram_timing->mhz = nmhz;
pdram_timing->al = 0;
pdram_timing->bl = timing_config->bl;
/*
* Only support Write Latency Set A here
* 1066 933 800 733 667 600 533 400 166
* RL, 16 14 12 11 10 9 8 6 3
* WL, 8 8 6 6 6 5 4 3 1
*/
if (nmhz <= 400) {
pdram_timing->cl = 6;
pdram_timing->cwl = 3;
pdram_timing->mr[2] = LPDDR3_RL6_WL3;
} else if (nmhz <= 533) {
pdram_timing->cl = 8;
pdram_timing->cwl = 4;
pdram_timing->mr[2] = LPDDR3_RL8_WL4;
} else if (nmhz <= 600) {
pdram_timing->cl = 9;
pdram_timing->cwl = 5;
pdram_timing->mr[2] = LPDDR3_RL9_WL5;
} else if (nmhz <= 667) {
pdram_timing->cl = 10;
pdram_timing->cwl = 6;
pdram_timing->mr[2] = LPDDR3_RL10_WL6;
} else if (nmhz <= 733) {
pdram_timing->cl = 11;
pdram_timing->cwl = 6;
pdram_timing->mr[2] = LPDDR3_RL11_WL6;
} else if (nmhz <= 800) {
pdram_timing->cl = 12;
pdram_timing->cwl = 6;
pdram_timing->mr[2] = LPDDR3_RL12_WL6;
} else if (nmhz <= 933) {
pdram_timing->cl = 14;
pdram_timing->cwl = 8;
pdram_timing->mr[2] = LPDDR3_RL14_WL8;
} else {
pdram_timing->cl = 16;
pdram_timing->cwl = 8;
pdram_timing->mr[2] = LPDDR3_RL16_WL8;
}
switch (timing_config->dramds) {
case 80:
pdram_timing->mr[3] = LPDDR3_DS_80;
break;
case 60:
pdram_timing->mr[3] = LPDDR3_DS_60;
break;
case 48:
pdram_timing->mr[3] = LPDDR3_DS_48;
break;
case 40:
pdram_timing->mr[3] = LPDDR3_DS_40;
break;
case 3440:
pdram_timing->mr[3] = LPDDR3_DS_34D_40U;
break;
case 4048:
pdram_timing->mr[3] = LPDDR3_DS_40D_48U;
break;
case 3448:
pdram_timing->mr[3] = LPDDR3_DS_34D_48U;
break;
case 34:
default:
pdram_timing->mr[3] = LPDDR3_DS_34;
break;
}
pdram_timing->mr[0] = 0;
switch (timing_config->dramodt) {
case 60:
pdram_timing->mr11 = LPDDR3_ODT_60;
break;
case 120:
pdram_timing->mr11 = LPDDR3_ODT_120;
break;
case 240:
default:
pdram_timing->mr11 = LPDDR3_ODT_240;
break;
}
pdram_timing->tinit1 = (LPDDR3_TINIT1 * nmhz + 999) / 1000;
pdram_timing->tinit2 = LPDDR3_TINIT2;
pdram_timing->tinit3 = (LPDDR3_TINIT3 * nmhz + 999) / 1000;
pdram_timing->tinit4 = (LPDDR3_TINIT4 * nmhz + 999) / 1000;
pdram_timing->tinit5 = (LPDDR3_TINIT5 * nmhz + 999) / 1000;
pdram_timing->trstl = LPDDR3_TRSTL;
pdram_timing->trsth = (LPDDR3_TRSTH * nmhz + 999) / 1000;
/* tREFI, average periodic refresh interval, 3.9us(4Gb-16Gb) */
pdram_timing->trefi = (LPDDR3_TREFI_3_9_US * nmhz + 999) / 1000;
/* base timing */
tmp = ((LPDDR3_TRCD * nmhz + 999) / 1000);
pdram_timing->trcd = max(3, tmp);
trppb_tmp = ((LPDDR3_TRP_PB * nmhz + 999) / 1000);
trppb_tmp = max(3, trppb_tmp);
pdram_timing->trppb = trppb_tmp;
trp_tmp = ((LPDDR3_TRP_AB * nmhz + 999) / 1000);
trp_tmp = max(3, trp_tmp);
pdram_timing->trp = trp_tmp;
twr_tmp = ((LPDDR3_TWR * nmhz + 999) / 1000);
twr_tmp = max(4, twr_tmp);
pdram_timing->twr = twr_tmp;
if (twr_tmp <= 6)
twr_tmp = 6;
else if (twr_tmp <= 8)
twr_tmp = 8;
else if (twr_tmp <= 12)
twr_tmp = twr_tmp;
else if (twr_tmp <= 14)
twr_tmp = 14;
else
twr_tmp = 16;
if (twr_tmp > 9)
pdram_timing->mr[2] |= (1 << 4); /*enable nWR > 9*/
twr_tmp = (twr_tmp > 9) ? (twr_tmp - 10) : (twr_tmp - 2);
bl_tmp = LPDDR3_BL8;
pdram_timing->mr[1] = bl_tmp | LPDDR3_N_WR(twr_tmp);
tmp = ((LPDDR3_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->trtp = max(4, tmp);
tras_tmp = ((LPDDR3_TRAS * nmhz + 999) / 1000);
tras_tmp = max(3, tras_tmp);
pdram_timing->tras_min = tras_tmp;
pdram_timing->trc = (tras_tmp + trp_tmp);
tmp = ((LPDDR3_TRRD * nmhz + 999) / 1000);
pdram_timing->trrd = max(2, tmp);
pdram_timing->tccd = LPDDR3_TCCD;
tmp = ((LPDDR3_TWTR * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->twtr = max(4, tmp);
pdram_timing->trtw = ((LPDDR3_TRTW * nmhz + 999) / 1000);
pdram_timing->tras_max = ((LPDDR3_TRAS_MAX * nmhz + 999) / 1000);
tmp = (LPDDR3_TFAW * nmhz + 999) / 1000;
pdram_timing->tfaw = max(8, tmp);
if (ddr_capability_per_die > 0x20000000) {
pdram_timing->trfc =
(LPDDR3_TRFC_8GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR3_TRFC_8GBIT + 10) * nmhz + 999) / 1000);
} else {
pdram_timing->trfc =
(LPDDR3_TRFC_4GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR3_TRFC_4GBIT + 10) * nmhz + 999) / 1000);
}
pdram_timing->txsr = max(2, tmp);
pdram_timing->txsnr = max(2, tmp);
/* tdqsck use rounded down */
pdram_timing->tdqsck =
((LPDDR3_TDQSCK_MIN * nmhz + (nmhz >> 1))
/ 1000);
pdram_timing->tdqsck_max =
((LPDDR3_TDQSCK_MAX * nmhz + (nmhz >> 1) + 999)
/ 1000);
/*pd and sr*/
tmp = ((LPDDR3_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->txp = max(3, tmp);
pdram_timing->txpdll = LPDDR3_TXPDLL;
tmp = ((LPDDR3_TCKE * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->tcke = max(3, tmp);
tmp = ((LPDDR3_TCKESR * nmhz + 999) / 1000);
pdram_timing->tckesr = max(3, tmp);
pdram_timing->tcksre = LPDDR3_TCKSRE;
pdram_timing->tcksrx = LPDDR3_TCKSRX;
/*mode register timing*/
pdram_timing->tmod = LPDDR3_TMOD;
tmp = ((LPDDR3_TMRD * nmhz + 999) / 1000);
pdram_timing->tmrd = max(10, tmp);
pdram_timing->tmrr = LPDDR3_TMRR;
tmp = ((LPDDR3_TRCD * nmhz + 999) / 1000);
pdram_timing->tmrri = max(3, tmp);
/* ODT */
pdram_timing->todton = (LPDDR3_TODTON * nmhz + (nmhz >> 1) + 999)
/ 1000;
/* ZQ */
pdram_timing->tzqinit = (LPDDR3_TZQINIT * nmhz + 999) / 1000;
pdram_timing->tzqcs =
((LPDDR3_TZQCS * nmhz + 999) / 1000);
pdram_timing->tzqoper =
((LPDDR3_TZQCL * nmhz + 999) / 1000);
tmp = ((LPDDR3_TZQRESET * nmhz + 999) / 1000);
pdram_timing->tzqreset = max(3, tmp);
/* write leveling */
pdram_timing->twlmrd = (LPDDR3_TWLMRD * nmhz + 999) / 1000;
pdram_timing->twlo = (LPDDR3_TWLO * nmhz + 999) / 1000;
pdram_timing->twldqsen = (LPDDR3_TWLDQSEN * nmhz + 999) / 1000;
/* CA training */
pdram_timing->tcackel = LPDDR3_TCACKEL;
pdram_timing->tcaent = LPDDR3_TCAENT;
pdram_timing->tcamrd = LPDDR3_TCAMRD;
pdram_timing->tcackeh = LPDDR3_TCACKEH;
pdram_timing->tcaext = LPDDR3_TCAEXT;
pdram_timing->tadr = (LPDDR3_TADR * nmhz + 999) / 1000;
pdram_timing->tmrz = (LPDDR3_TMRZ * nmhz + 999) / 1000;
pdram_timing->tcacd = pdram_timing->tadr + 2;
}
#define LPDDR4_TINIT1 (200000) /* 200us */
#define LPDDR4_TINIT2 (10) /* 10ns */
#define LPDDR4_TINIT3 (2000000) /* 2ms */
#define LPDDR4_TINIT4 (5) /* tCK */
#define LPDDR4_TINIT5 (2000) /* 2us */
#define LPDDR4_TRSTL LPDDR4_TINIT1
#define LPDDR4_TRSTH LPDDR4_TINIT3
#define LPDDR4_TREFI_3_9_US (3900) /* 3.9us */
/* base timging */
#define LPDDR4_TRCD (18) /* tRCD, max(18ns,4tCK) */
#define LPDDR4_TRP_PB (18) /* tRPpb, max(18ns, 4tCK) */
#define LPDDR4_TRP_AB (21) /* tRPab, max(21ns, 4tCK) */
#define LPDDR4_TRRD (10) /* tRRD, max(4tCK,10ns) */
#define LPDDR4_TCCD_BL16 (8) /* tCK */
#define LPDDR4_TCCD_BL32 (16) /* tCK */
#define LPDDR4_TWTR (10) /* tWTR, max(8tCK, 10ns) */
#define LPDDR4_TRTW (0) /* tCK register min valid value */
#define LPDDR4_TRAS_MAX (70000) /* 70us */
#define LPDDR4_TRAS (42) /* tRAS, max(3tCK,42ns) */
#define LPDDR4_TFAW (40) /* tFAW,min 40ns) */
#define LPDDR4_TRFC_12GBIT (280) /* tRFC, 280ns(>=12Gb) */
#define LPDDR4_TRFC_6GBIT (180) /* 6Gb/8Gb 180ns */
#define LPDDR4_TRFC_4GBIT (130) /* 4Gb 130ns */
#define LPDDR4_TDQSCK_MIN (1) /* tDQSCKmin,1.5ns */
#define LPDDR4_TDQSCK_MAX (3) /* tDQSCKmax,3.5ns */
#define LPDDR4_TPPD (4) /* tCK */
/* pd and sr */
#define LPDDR4_TXP (7) /* tXP, max(5tCK,7.5ns) */
#define LPDDR4_TCKE (7) /* tCKE, max(7.5ns,4 tCK) */
#define LPDDR4_TESCKE (1) /* tESCKE, max(1.75ns, 3tCK) */
#define LPDDR4_TSR (15) /* tSR, max(15ns, 3tCK) */
#define LPDDR4_TCMDCKE (1) /* max(1.75ns, 3tCK) */
#define LPDDR4_TCSCKE (1) /* 1.75ns */
#define LPDDR4_TCKELCS (5) /* max(5ns, 5tCK) */
#define LPDDR4_TCSCKEH (1) /* 1.75ns */
#define LPDDR4_TCKEHCS (7) /* max(7.5ns, 5tCK) */
#define LPDDR4_TMRWCKEL (14) /* max(14ns, 10tCK) */
#define LPDDR4_TCKELCMD (7) /* max(7.5ns, 3tCK) */
#define LPDDR4_TCKEHCMD (7) /* max(7.5ns, 3tCK) */
#define LPDDR4_TCKELPD (7) /* max(7.5ns, 3tCK) */
#define LPDDR4_TCKCKEL (7) /* max(7.5ns, 3tCK) */
/* mode register timing */
#define LPDDR4_TMRD (14) /* tMRD, (=tMRW), max(14ns, 10 tCK) */
#define LPDDR4_TMRR (8) /* tMRR, 8 tCK */
/* ODT */
#define LPDDR4_TODTON (3) /* 3.5ns */
/* ZQ */
#define LPDDR4_TZQCAL (1000) /* 1us */
#define LPDDR4_TZQLAT (30) /* tZQLAT, max(30ns,8tCK) */
#define LPDDR4_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
#define LPDDR4_TZQCKE (1) /* tZQCKE, max(1.75ns, 3tCK) */
/* write leveling */
#define LPDDR4_TWLMRD (40) /* tCK */
#define LPDDR4_TWLO (20) /* ns */
#define LPDDR4_TWLDQSEN (20) /* tCK */
/* CA training */
#define LPDDR4_TCAENT (250) /* ns */
#define LPDDR4_TADR (20) /* ns */
#define LPDDR4_TMRZ (1) /* 1.5ns */
#define LPDDR4_TVREF_LONG (250) /* ns */
#define LPDDR4_TVREF_SHORT (100) /* ns */
/* VRCG */
#define LPDDR4_TVRCG_ENABLE (200) /* ns */
#define LPDDR4_TVRCG_DISABLE (100) /* ns */
/* FSP */
#define LPDDR4_TFC_LONG (250) /* ns */
#define LPDDR4_TCKFSPE (7) /* max(7.5ns, 4tCK) */
#define LPDDR4_TCKFSPX (7) /* max(7.5ns, 4tCK) */
/*
* Description: depend on input parameter "timing_config",
* and calculate all lpddr4
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
*/
static void lpddr4_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
uint32_t nmhz = timing_config->freq;
uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp;
memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
pdram_timing->mhz = nmhz;
pdram_timing->al = 0;
pdram_timing->bl = timing_config->bl;
/*
* Only support Write Latency Set A here
* 2133 1866 1600 1333 1066 800 533 266
* RL, 36 32 28 24 20 14 10 6
* WL, 18 16 14 12 10 8 6 4
* nWR, 40 34 30 24 20 16 10 6
* nRTP,16 14 12 10 8 8 8 8
*/
tmp = (timing_config->bl == 32) ? 1 : 0;
/*
* we always use WR preamble = 2tCK
* RD preamble = Static
*/
tmp |= (1 << 2);
if (nmhz <= 266) {
pdram_timing->cl = 6;
pdram_timing->cwl = 4;
pdram_timing->twr = 6;
pdram_timing->trtp = 8;
pdram_timing->mr[2] = LPDDR4_RL6_NRTP8 | LPDDR4_A_WL4;
} else if (nmhz <= 533) {
if (timing_config->rdbi) {
pdram_timing->cl = 12;
pdram_timing->mr[2] = LPDDR4_RL12_NRTP8 | LPDDR4_A_WL6;
} else {
pdram_timing->cl = 10;
pdram_timing->mr[2] = LPDDR4_RL10_NRTP8 | LPDDR4_A_WL6;
}
pdram_timing->cwl = 6;
pdram_timing->twr = 10;
pdram_timing->trtp = 8;
tmp |= (1 << 4);
} else if (nmhz <= 800) {
if (timing_config->rdbi) {
pdram_timing->cl = 16;
pdram_timing->mr[2] = LPDDR4_RL16_NRTP8 | LPDDR4_A_WL8;
} else {
pdram_timing->cl = 14;
pdram_timing->mr[2] = LPDDR4_RL14_NRTP8 | LPDDR4_A_WL8;
}
pdram_timing->cwl = 8;
pdram_timing->twr = 16;
pdram_timing->trtp = 8;
tmp |= (2 << 4);
} else if (nmhz <= 1066) {
if (timing_config->rdbi) {
pdram_timing->cl = 22;
pdram_timing->mr[2] = LPDDR4_RL22_NRTP8 | LPDDR4_A_WL10;
} else {
pdram_timing->cl = 20;
pdram_timing->mr[2] = LPDDR4_RL20_NRTP8 | LPDDR4_A_WL10;
}
pdram_timing->cwl = 10;
pdram_timing->twr = 20;
pdram_timing->trtp = 8;
tmp |= (3 << 4);
} else if (nmhz <= 1333) {
if (timing_config->rdbi) {
pdram_timing->cl = 28;
pdram_timing->mr[2] = LPDDR4_RL28_NRTP10 |
LPDDR4_A_WL12;
} else {
pdram_timing->cl = 24;
pdram_timing->mr[2] = LPDDR4_RL24_NRTP10 |
LPDDR4_A_WL12;
}
pdram_timing->cwl = 12;
pdram_timing->twr = 24;
pdram_timing->trtp = 10;
tmp |= (4 << 4);
} else if (nmhz <= 1600) {
if (timing_config->rdbi) {
pdram_timing->cl = 32;
pdram_timing->mr[2] = LPDDR4_RL32_NRTP12 |
LPDDR4_A_WL14;
} else {
pdram_timing->cl = 28;
pdram_timing->mr[2] = LPDDR4_RL28_NRTP12 |
LPDDR4_A_WL14;
}
pdram_timing->cwl = 14;
pdram_timing->twr = 30;
pdram_timing->trtp = 12;
tmp |= (5 << 4);
} else if (nmhz <= 1866) {
if (timing_config->rdbi) {
pdram_timing->cl = 36;
pdram_timing->mr[2] = LPDDR4_RL36_NRTP14 |
LPDDR4_A_WL16;
} else {
pdram_timing->cl = 32;
pdram_timing->mr[2] = LPDDR4_RL32_NRTP14 |
LPDDR4_A_WL16;
}
pdram_timing->cwl = 16;
pdram_timing->twr = 34;
pdram_timing->trtp = 14;
tmp |= (6 << 4);
} else {
if (timing_config->rdbi) {
pdram_timing->cl = 40;
pdram_timing->mr[2] = LPDDR4_RL40_NRTP16 |
LPDDR4_A_WL18;
} else {
pdram_timing->cl = 36;
pdram_timing->mr[2] = LPDDR4_RL36_NRTP16 |
LPDDR4_A_WL18;
}
pdram_timing->cwl = 18;
pdram_timing->twr = 40;
pdram_timing->trtp = 16;
tmp |= (7 << 4);
}
pdram_timing->mr[1] = tmp;
tmp = (timing_config->rdbi ? LPDDR4_DBI_RD_EN : 0) |
(timing_config->wdbi ? LPDDR4_DBI_WR_EN : 0);
switch (timing_config->dramds) {
case 240:
pdram_timing->mr[3] = LPDDR4_PDDS_240 | tmp;
break;
case 120:
pdram_timing->mr[3] = LPDDR4_PDDS_120 | tmp;
break;
case 80:
pdram_timing->mr[3] = LPDDR4_PDDS_80 | tmp;
break;
case 60:
pdram_timing->mr[3] = LPDDR4_PDDS_60 | tmp;
break;
case 48:
pdram_timing->mr[3] = LPDDR4_PDDS_48 | tmp;
break;
case 40:
default:
pdram_timing->mr[3] = LPDDR4_PDDS_40 | tmp;
break;
}
pdram_timing->mr[0] = 0;
switch (timing_config->dramodt) {
case 240:
tmp = LPDDR4_DQODT_240;
break;
case 120:
tmp = LPDDR4_DQODT_120;
break;
case 80:
tmp = LPDDR4_DQODT_80;
break;
case 60:
tmp = LPDDR4_DQODT_60;
break;
case 48:
tmp = LPDDR4_DQODT_48;
break;
case 40:
default:
tmp = LPDDR4_DQODT_40;
break;
}
switch (timing_config->caodt) {
case 240:
pdram_timing->mr11 = LPDDR4_CAODT_240 | tmp;
break;
case 120:
pdram_timing->mr11 = LPDDR4_CAODT_120 | tmp;
break;
case 80:
pdram_timing->mr11 = LPDDR4_CAODT_80 | tmp;
break;
case 60:
pdram_timing->mr11 = LPDDR4_CAODT_60 | tmp;
break;
case 48:
pdram_timing->mr11 = LPDDR4_CAODT_48 | tmp;
break;
case 40:
default:
pdram_timing->mr11 = LPDDR4_CAODT_40 | tmp;
break;
}
pdram_timing->tinit1 = (LPDDR4_TINIT1 * nmhz + 999) / 1000;
pdram_timing->tinit2 = (LPDDR4_TINIT2 * nmhz + 999) / 1000;
pdram_timing->tinit3 = (LPDDR4_TINIT3 * nmhz + 999) / 1000;
pdram_timing->tinit4 = (LPDDR4_TINIT4 * nmhz + 999) / 1000;
pdram_timing->tinit5 = (LPDDR4_TINIT5 * nmhz + 999) / 1000;
pdram_timing->trstl = (LPDDR4_TRSTL * nmhz + 999) / 1000;
pdram_timing->trsth = (LPDDR4_TRSTH * nmhz + 999) / 1000;
/* tREFI, average periodic refresh interval, 3.9us(4Gb-16Gb) */
pdram_timing->trefi = (LPDDR4_TREFI_3_9_US * nmhz + 999) / 1000;
/* base timing */
tmp = ((LPDDR4_TRCD * nmhz + 999) / 1000);
pdram_timing->trcd = max(4, tmp);
trppb_tmp = ((LPDDR4_TRP_PB * nmhz + 999) / 1000);
trppb_tmp = max(4, trppb_tmp);
pdram_timing->trppb = trppb_tmp;
trp_tmp = ((LPDDR4_TRP_AB * nmhz + 999) / 1000);
trp_tmp = max(4, trp_tmp);
pdram_timing->trp = trp_tmp;
tras_tmp = ((LPDDR4_TRAS * nmhz + 999) / 1000);
tras_tmp = max(3, tras_tmp);
pdram_timing->tras_min = tras_tmp;
pdram_timing->trc = (tras_tmp + trp_tmp);
tmp = ((LPDDR4_TRRD * nmhz + 999) / 1000);
pdram_timing->trrd = max(4, tmp);
if (timing_config->bl == 32)
pdram_timing->tccd = LPDDR4_TCCD_BL16;
else
pdram_timing->tccd = LPDDR4_TCCD_BL32;
pdram_timing->tccdmw = 4 * pdram_timing->tccd;
tmp = ((LPDDR4_TWTR * nmhz + 999) / 1000);
pdram_timing->twtr = max(8, tmp);
pdram_timing->trtw = ((LPDDR4_TRTW * nmhz + 999) / 1000);
pdram_timing->tras_max = ((LPDDR4_TRAS_MAX * nmhz + 999) / 1000);
pdram_timing->tfaw = (LPDDR4_TFAW * nmhz + 999) / 1000;
if (ddr_capability_per_die > 0x60000000) {
/* >= 12Gb */
pdram_timing->trfc =
(LPDDR4_TRFC_12GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR4_TRFC_12GBIT + 7) * nmhz + (nmhz >> 1) +
999) / 1000);
} else if (ddr_capability_per_die > 0x30000000) {
pdram_timing->trfc =
(LPDDR4_TRFC_6GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR4_TRFC_6GBIT + 7) * nmhz + (nmhz >> 1) +
999) / 1000);
} else {
pdram_timing->trfc =
(LPDDR4_TRFC_4GBIT * nmhz + 999) / 1000;
tmp = (((LPDDR4_TRFC_4GBIT + 7) * nmhz + (nmhz >> 1) +
999) / 1000);
}
pdram_timing->txsr = max(2, tmp);
pdram_timing->txsnr = max(2, tmp);
/* tdqsck use rounded down */
pdram_timing->tdqsck = ((LPDDR4_TDQSCK_MIN * nmhz +
(nmhz >> 1)) / 1000);
pdram_timing->tdqsck_max = ((LPDDR4_TDQSCK_MAX * nmhz +
(nmhz >> 1) + 999) / 1000);
pdram_timing->tppd = LPDDR4_TPPD;
/* pd and sr */
tmp = ((LPDDR4_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->txp = max(5, tmp);
tmp = ((LPDDR4_TCKE * nmhz + (nmhz >> 1) + 999) / 1000);
pdram_timing->tcke = max(4, tmp);
tmp = ((LPDDR4_TESCKE * nmhz +
((nmhz * 3) / 4) +
999) / 1000);
pdram_timing->tescke = max(3, tmp);
tmp = ((LPDDR4_TSR * nmhz + 999) / 1000);
pdram_timing->tsr = max(3, tmp);
tmp = ((LPDDR4_TCMDCKE * nmhz +
((nmhz * 3) / 4) +
999) / 1000);
pdram_timing->tcmdcke = max(3, tmp);
pdram_timing->tcscke = ((LPDDR4_TCSCKE * nmhz +
((nmhz * 3) / 4) +
999) / 1000);
tmp = ((LPDDR4_TCKELCS * nmhz + 999) / 1000);
pdram_timing->tckelcs = max(5, tmp);
pdram_timing->tcsckeh = ((LPDDR4_TCSCKEH * nmhz +
((nmhz * 3) / 4) +
999) / 1000);
tmp = ((LPDDR4_TCKEHCS * nmhz +
(nmhz >> 1) + 999) / 1000);
pdram_timing->tckehcs = max(5, tmp);
tmp = ((LPDDR4_TMRWCKEL * nmhz + 999) / 1000);
pdram_timing->tmrwckel = max(10, tmp);
tmp = ((LPDDR4_TCKELCMD * nmhz + (nmhz >> 1) +
999) / 1000);
pdram_timing->tckelcmd = max(3, tmp);
tmp = ((LPDDR4_TCKEHCMD * nmhz + (nmhz >> 1) +
999) / 1000);
pdram_timing->tckehcmd = max(3, tmp);
tmp = ((LPDDR4_TCKELPD * nmhz + (nmhz >> 1) +
999) / 1000);
pdram_timing->tckelpd = max(3, tmp);
tmp = ((LPDDR4_TCKCKEL * nmhz + (nmhz >> 1) +
999) / 1000);
pdram_timing->tckckel = max(3, tmp);
/* mode register timing */
tmp = ((LPDDR4_TMRD * nmhz + 999) / 1000);
pdram_timing->tmrd = max(10, tmp);
pdram_timing->tmrr = LPDDR4_TMRR;
pdram_timing->tmrri = pdram_timing->trcd + 3;
/* ODT */
pdram_timing->todton = (LPDDR4_TODTON * nmhz + (nmhz >> 1) + 999)
/ 1000;
/* ZQ */
pdram_timing->tzqcal = (LPDDR4_TZQCAL * nmhz + 999) / 1000;
tmp = ((LPDDR4_TZQLAT * nmhz + 999) / 1000);
pdram_timing->tzqlat = max(8, tmp);
tmp = ((LPDDR4_TZQRESET * nmhz + 999) / 1000);
pdram_timing->tzqreset = max(3, tmp);
tmp = ((LPDDR4_TZQCKE * nmhz +
((nmhz * 3) / 4) +
999) / 1000);
pdram_timing->tzqcke = max(3, tmp);
/* write leveling */
pdram_timing->twlmrd = LPDDR4_TWLMRD;
pdram_timing->twlo = (LPDDR4_TWLO * nmhz + 999) / 1000;
pdram_timing->twldqsen = LPDDR4_TWLDQSEN;
/* CA training */
pdram_timing->tcaent = (LPDDR4_TCAENT * nmhz + 999) / 1000;
pdram_timing->tadr = (LPDDR4_TADR * nmhz + 999) / 1000;
pdram_timing->tmrz = (LPDDR4_TMRZ * nmhz + (nmhz >> 1) + 999) / 1000;
pdram_timing->tvref_long = (LPDDR4_TVREF_LONG * nmhz + 999) / 1000;
pdram_timing->tvref_short = (LPDDR4_TVREF_SHORT * nmhz + 999) / 1000;
/* VRCG */
pdram_timing->tvrcg_enable = (LPDDR4_TVRCG_ENABLE * nmhz +
999) / 1000;
pdram_timing->tvrcg_disable = (LPDDR4_TVRCG_DISABLE * nmhz +
999) / 1000;
/* FSP */
pdram_timing->tfc_long = (LPDDR4_TFC_LONG * nmhz + 999) / 1000;
tmp = (LPDDR4_TCKFSPE * nmhz + (nmhz >> 1) + 999) / 1000;
pdram_timing->tckfspe = max(4, tmp);
tmp = (LPDDR4_TCKFSPX * nmhz + (nmhz >> 1) + 999) / 1000;
pdram_timing->tckfspx = max(4, tmp);
}
/*
* Description: depend on input parameter "timing_config",
* and calculate correspond "dram_type"
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
* NOTE: MR ODT is set, need to disable by controller
*/
void dram_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing)
{
switch (timing_config->dram_type) {
case DDR3:
ddr3_get_parameter(timing_config, pdram_timing);
break;
case LPDDR2:
lpddr2_get_parameter(timing_config, pdram_timing);
break;
case LPDDR3:
lpddr3_get_parameter(timing_config, pdram_timing);
break;
case LPDDR4:
lpddr4_get_parameter(timing_config, pdram_timing);
break;
}
}
plat/rockchip/rk3399/drivers/dram/dram_spec_timing.h 0 → 100644
View file @ fe877779
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DRAM_SPEC_TIMING_HEAD_
#define _DRAM_SPEC_TIMING_HEAD_
#include <stdint.h>
enum {
DDR3 = 3,
LPDDR2 = 5,
LPDDR3 = 6,
LPDDR4 = 7,
UNUSED = 0xFF
};
enum ddr3_speed_rate {
/* 5-5-5 */
DDR3_800D = 0,
/* 6-6-6 */
DDR3_800E = 1,
/* 6-6-6 */
DDR3_1066E = 2,
/* 7-7-7 */
DDR3_1066F = 3,
/* 8-8-8 */
DDR3_1066G = 4,
/* 7-7-7 */
DDR3_1333F = 5,
/* 8-8-8 */
DDR3_1333G = 6,
/* 9-9-9 */
DDR3_1333H = 7,
/* 10-10-10 */
DDR3_1333J = 8,
/* 8-8-8 */
DDR3_1600G = 9,
/* 9-9-9 */
DDR3_1600H = 10,
/* 10-10-10 */
DDR3_1600J = 11,
/* 11-11-11 */
DDR3_1600K = 12,
/* 10-10-10 */
DDR3_1866J = 13,
/* 11-11-11 */
DDR3_1866K = 14,
/* 12-12-12 */
DDR3_1866L = 15,
/* 13-13-13 */
DDR3_1866M = 16,
/* 11-11-11 */
DDR3_2133K = 17,
/* 12-12-12 */
DDR3_2133L = 18,
/* 13-13-13 */
DDR3_2133M = 19,
/* 14-14-14 */
DDR3_2133N = 20,
DDR3_DEFAULT = 21,
};
#define max(a, b) (((a) > (b)) ? (a) : (b))
#define range(mi, val, ma) (((ma) > (val)) ? (max(mi, val)) : (ma))
struct dram_timing_t {
/* unit MHz */
uint32_t mhz;
/* some timing unit is us */
uint32_t tinit1;
uint32_t tinit2;
uint32_t tinit3;
uint32_t tinit4;
uint32_t tinit5;
/* reset low, DDR3:200us */
uint32_t trstl;
/* reset high to CKE high, DDR3:500us */
uint32_t trsth;
uint32_t trefi;
/* base */
uint32_t trcd;
/* trp per bank */
uint32_t trppb;
/* trp all bank */
uint32_t trp;
uint32_t twr;
uint32_t tdal;
uint32_t trtp;
uint32_t trc;
uint32_t trrd;
uint32_t tccd;
uint32_t twtr;
uint32_t trtw;
uint32_t tras_max;
uint32_t tras_min;
uint32_t tfaw;
uint32_t trfc;
uint32_t tdqsck;
uint32_t tdqsck_max;
/* pd or sr */
uint32_t txsr;
uint32_t txsnr;
uint32_t txp;
uint32_t txpdll;
uint32_t tdllk;
uint32_t tcke;
uint32_t tckesr;
uint32_t tcksre;
uint32_t tcksrx;
uint32_t tdpd;
/* mode regiter timing */
uint32_t tmod;
uint32_t tmrd;
uint32_t tmrr;
uint32_t tmrri;
/* ODT */
uint32_t todton;
/* ZQ */
uint32_t tzqinit;
uint32_t tzqcs;
uint32_t tzqoper;
uint32_t tzqreset;
/* Write Leveling */
uint32_t twlmrd;
uint32_t twlo;
uint32_t twldqsen;
/* CA Training */
uint32_t tcackel;
uint32_t tcaent;
uint32_t tcamrd;
uint32_t tcackeh;
uint32_t tcaext;
uint32_t tadr;
uint32_t tmrz;
uint32_t tcacd;
/* mode register */
uint32_t mr[4];
uint32_t mr11;
/* lpddr4 spec */
uint32_t mr12;
uint32_t mr13;
uint32_t mr14;
uint32_t mr16;
uint32_t mr17;
uint32_t mr20;
uint32_t mr22;
uint32_t tccdmw;
uint32_t tppd;
uint32_t tescke;
uint32_t tsr;
uint32_t tcmdcke;
uint32_t tcscke;
uint32_t tckelcs;
uint32_t tcsckeh;
uint32_t tckehcs;
uint32_t tmrwckel;
uint32_t tzqcal;
uint32_t tzqlat;
uint32_t tzqcke;
uint32_t tvref_long;
uint32_t tvref_short;
uint32_t tvrcg_enable;
uint32_t tvrcg_disable;
uint32_t tfc_long;
uint32_t tckfspe;
uint32_t tckfspx;
uint32_t tckehcmd;
uint32_t tckelcmd;
uint32_t tckelpd;
uint32_t tckckel;
/* other */
uint32_t al;
uint32_t cl;
uint32_t cwl;
uint32_t bl;
};
struct dram_info_t {
/* speed_rate only used when DDR3 */
enum ddr3_speed_rate speed_rate;
/* 1: use CS0, 2: use CS0 and CS1 */
uint32_t cs_cnt;
/* give the max per-die capability on each rank/cs */
uint32_t per_die_capability[2];
};
struct timing_related_config {
struct dram_info_t dram_info[2];
uint32_t dram_type;
/* MHz */
uint32_t freq;
uint32_t ch_cnt;
uint32_t bl;
/* 1:auto precharge, 0:never auto precharge */
uint32_t ap;
/*
* 1:dll bypass, 0:dll normal
* dram and controller dll bypass at the same time
*/
uint32_t dllbp;
/* 1:odt enable, 0:odt disable */
uint32_t odt;
/* 1:enable, 0:disabe */
uint32_t rdbi;
uint32_t wdbi;
/* dram driver strength */
uint32_t dramds;
/* dram ODT, if odt=0, this parameter invalid */
uint32_t dramodt;
/*
* ca ODT, if odt=0, this parameter invalid
* it only used by LPDDR4
*/
uint32_t caodt;
};
/* mr0 for ddr3 */
#define DDR3_BL8 (0)
#define DDR3_BC4_8 (1)
#define DDR3_BC4 (2)
#define DDR3_CL(n) (((((n) - 4) & 0x7) << 4)\
| ((((n) - 4) & 0x8) >> 1))
#define DDR3_WR(n) (((n) & 0x7) << 9)
#define DDR3_DLL_RESET (1 << 8)
#define DDR3_DLL_DERESET (0 << 8)
/* mr1 for ddr3 */
#define DDR3_DLL_ENABLE (0)
#define DDR3_DLL_DISABLE (1)
#define DDR3_MR1_AL(n) (((n) & 0x3) << 3)
#define DDR3_DS_40 (0)
#define DDR3_DS_34 (1 << 1)
#define DDR3_RTT_NOM_DIS (0)
#define DDR3_RTT_NOM_60 (1 << 2)
#define DDR3_RTT_NOM_120 (1 << 6)
#define DDR3_RTT_NOM_40 ((1 << 2) | (1 << 6))
#define DDR3_TDQS (1 << 11)
/* mr2 for ddr3 */
#define DDR3_MR2_CWL(n) ((((n) - 5) & 0x7) << 3)
#define DDR3_RTT_WR_DIS (0)
#define DDR3_RTT_WR_60 (1 << 9)
#define DDR3_RTT_WR_120 (2 << 9)
/*
* MR0 (Device Information)
* 0:DAI complete, 1:DAI still in progress
*/
#define LPDDR2_DAI (0x1)
/* 0:S2 or S4 SDRAM, 1:NVM */
#define LPDDR2_DI (0x1 << 1)
/* 0:DNV not supported, 1:DNV supported */
#define LPDDR2_DNVI (0x1 << 2)
#define LPDDR2_RZQI (0x3 << 3)
/*
* 00:RZQ self test not supported,
* 01:ZQ-pin may connect to VDDCA or float
* 10:ZQ-pin may short to GND.
* 11:ZQ-pin self test completed, no error condition detected.
*/
/* MR1 (Device Feature) */
#define LPDDR2_BL4 (0x2)
#define LPDDR2_BL8 (0x3)
#define LPDDR2_BL16 (0x4)
#define LPDDR2_N_WR(n) (((n) - 2) << 5)
/* MR2 (Device Feature 2) */
#define LPDDR2_RL3_WL1 (0x1)
#define LPDDR2_RL4_WL2 (0x2)
#define LPDDR2_RL5_WL2 (0x3)
#define LPDDR2_RL6_WL3 (0x4)
#define LPDDR2_RL7_WL4 (0x5)
#define LPDDR2_RL8_WL4 (0x6)
/* MR3 (IO Configuration 1) */
#define LPDDR2_DS_34 (0x1)
#define LPDDR2_DS_40 (0x2)
#define LPDDR2_DS_48 (0x3)
#define LPDDR2_DS_60 (0x4)
#define LPDDR2_DS_80 (0x6)
/* optional */
#define LPDDR2_DS_120 (0x7)
/* MR4 (Device Temperature) */
#define LPDDR2_TREF_MASK (0x7)
#define LPDDR2_4_TREF (0x1)
#define LPDDR2_2_TREF (0x2)
#define LPDDR2_1_TREF (0x3)
#define LPDDR2_025_TREF (0x5)
#define LPDDR2_025_TREF_DERATE (0x6)
#define LPDDR2_TUF (0x1 << 7)
/* MR8 (Basic configuration 4) */
#define LPDDR2_S4 (0x0)
#define LPDDR2_S2 (0x1)
#define LPDDR2_N (0x2)
/* Unit:MB */
#define LPDDR2_DENSITY(mr8) (8 << (((mr8) >> 2) & 0xf))
#define LPDDR2_IO_WIDTH(mr8) (32 >> (((mr8) >> 6) & 0x3))
/* MR10 (Calibration) */
#define LPDDR2_ZQINIT (0xff)
#define LPDDR2_ZQCL (0xab)
#define LPDDR2_ZQCS (0x56)
#define LPDDR2_ZQRESET (0xc3)
/* MR16 (PASR Bank Mask), S2 SDRAM Only */
#define LPDDR2_PASR_FULL (0x0)
#define LPDDR2_PASR_1_2 (0x1)
#define LPDDR2_PASR_1_4 (0x2)
#define LPDDR2_PASR_1_8 (0x3)
/*
* MR0 (Device Information)
* 0:DAI complete,
* 1:DAI still in progress
*/
#define LPDDR3_DAI (0x1)
/*
* 00:RZQ self test not supported,
* 01:ZQ-pin may connect to VDDCA or float
* 10:ZQ-pin may short to GND.
* 11:ZQ-pin self test completed, no error condition detected.
*/
#define LPDDR3_RZQI (0x3 << 3)
/*
* 0:DRAM does not support WL(Set B),
* 1:DRAM support WL(Set B)
*/
#define LPDDR3_WL_SUPOT (1 << 6)
/*
* 0:DRAM does not support RL=3,nWR=3,WL=1;
* 1:DRAM supports RL=3,nWR=3,WL=1 for frequencies <=166
*/
#define LPDDR3_RL3_SUPOT (1 << 7)
/* MR1 (Device Feature) */
#define LPDDR3_BL8 (0x3)
#define LPDDR3_N_WR(n) ((n) << 5)
/* MR2 (Device Feature 2), WL Set A,default */
/* <=166MHz,optional*/
#define LPDDR3_RL3_WL1 (0x1)
/* <=400MHz*/
#define LPDDR3_RL6_WL3 (0x4)
/* <=533MHz*/
#define LPDDR3_RL8_WL4 (0x6)
/* <=600MHz*/
#define LPDDR3_RL9_WL5 (0x7)
/* <=667MHz,default*/
#define LPDDR3_RL10_WL6 (0x8)
/* <=733MHz*/
#define LPDDR3_RL11_WL6 (0x9)
/* <=800MHz*/
#define LPDDR3_RL12_WL6 (0xa)
/* <=933MHz*/
#define LPDDR3_RL14_WL8 (0xc)
/* <=1066MHz*/
#define LPDDR3_RL16_WL8 (0xe)
/* WL Set B, optional */
/* <=667MHz,default*/
#define LPDDR3_RL10_WL8 (0x8)
/* <=733MHz*/
#define LPDDR3_RL11_WL9 (0x9)
/* <=800MHz*/
#define LPDDR3_RL12_WL9 (0xa)
/* <=933MHz*/
#define LPDDR3_RL14_WL11 (0xc)
/* <=1066MHz*/
#define LPDDR3_RL16_WL13 (0xe)
/* 1:enable nWR programming > 9(default)*/
#define LPDDR3_N_WRE (1 << 4)
/* 1:Select WL Set B*/
#define LPDDR3_WL_S (1 << 6)
/* 1:enable*/
#define LPDDR3_WR_LEVEL (1 << 7)
/* MR3 (IO Configuration 1) */
#define LPDDR3_DS_34 (0x1)
#define LPDDR3_DS_40 (0x2)
#define LPDDR3_DS_48 (0x3)
#define LPDDR3_DS_60 (0x4)
#define LPDDR3_DS_80 (0x6)
#define LPDDR3_DS_34D_40U (0x9)
#define LPDDR3_DS_40D_48U (0xa)
#define LPDDR3_DS_34D_48U (0xb)
/* MR4 (Device Temperature) */
#define LPDDR3_TREF_MASK (0x7)
/* SDRAM Low temperature operating limit exceeded */
#define LPDDR3_LT_EXED (0x0)
#define LPDDR3_4_TREF (0x1)
#define LPDDR3_2_TREF (0x2)
#define LPDDR3_1_TREF (0x3)
#define LPDDR3_05_TREF (0x4)
#define LPDDR3_025_TREF (0x5)
#define LPDDR3_025_TREF_DERATE (0x6)
/* SDRAM High temperature operating limit exceeded */
#define LPDDR3_HT_EXED (0x7)
/* 1:value has changed since last read of MR4 */
#define LPDDR3_TUF (0x1 << 7)
/* MR8 (Basic configuration 4) */
#define LPDDR3_S8 (0x3)
#define LPDDR3_DENSITY(mr8) (8 << (((mr8) >> 2) & 0xf))
#define LPDDR3_IO_WIDTH(mr8) (32 >> (((mr8) >> 6) & 0x3))
/* MR10 (Calibration) */
#define LPDDR3_ZQINIT (0xff)
#define LPDDR3_ZQCL (0xab)
#define LPDDR3_ZQCS (0x56)
#define LPDDR3_ZQRESET (0xc3)
/* MR11 (ODT Control) */
#define LPDDR3_ODT_60 (1)
#define LPDDR3_ODT_120 (2)
#define LPDDR3_ODT_240 (3)
#define LPDDR3_ODT_DIS (0)
/* MR2 (Device Feature 2) */
/* RL & nRTP for DBI-RD Disabled */
#define LPDDR4_RL6_NRTP8 (0x0)
#define LPDDR4_RL10_NRTP8 (0x1)
#define LPDDR4_RL14_NRTP8 (0x2)
#define LPDDR4_RL20_NRTP8 (0x3)
#define LPDDR4_RL24_NRTP10 (0x4)
#define LPDDR4_RL28_NRTP12 (0x5)
#define LPDDR4_RL32_NRTP14 (0x6)
#define LPDDR4_RL36_NRTP16 (0x7)
/* RL & nRTP for DBI-RD Disabled */
#define LPDDR4_RL12_NRTP8 (0x1)
#define LPDDR4_RL16_NRTP8 (0x2)
#define LPDDR4_RL22_NRTP8 (0x3)
#define LPDDR4_RL28_NRTP10 (0x4)
#define LPDDR4_RL32_NRTP12 (0x5)
#define LPDDR4_RL36_NRTP14 (0x6)
#define LPDDR4_RL40_NRTP16 (0x7)
/* WL Set A,default */
#define LPDDR4_A_WL4 (0x0)
#define LPDDR4_A_WL6 (0x1)
#define LPDDR4_A_WL8 (0x2)
#define LPDDR4_A_WL10 (0x3)
#define LPDDR4_A_WL12 (0x4)
#define LPDDR4_A_WL14 (0x5)
#define LPDDR4_A_WL16 (0x6)
#define LPDDR4_A_WL18 (0x7)
/* WL Set B, optional */
#define LPDDR4_B_WL4 (0x0 << 3)
#define LPDDR4_B_WL8 (0x1 << 3)
#define LPDDR4_B_WL12 (0x2 << 3)
#define LPDDR4_B_WL18 (0x3 << 3)
#define LPDDR4_B_WL22 (0x4 << 3)
#define LPDDR4_B_WL26 (0x5 << 3)
#define LPDDR4_B_WL30 (0x6 << 3)
#define LPDDR4_B_WL34 (0x7 << 3)
/* 1:Select WL Set B*/
#define LPDDR4_WL_B (1 << 6)
/* 1:enable*/
#define LPDDR4_WR_LEVEL (1 << 7)
/* MR3 */
#define LPDDR4_VDDQ_2_5 (0)
#define LPDDR4_VDDQ_3 (1)
#define LPDDR4_WRPST_0_5_TCK (0 << 1)
#define LPDDR4_WRPST_1_5_TCK (1 << 1)
#define LPDDR4_PPR_EN (1 << 2)
/* PDDS */
#define LPDDR4_PDDS_240 (0x1 << 3)
#define LPDDR4_PDDS_120 (0x2 << 3)
#define LPDDR4_PDDS_80 (0x3 << 3)
#define LPDDR4_PDDS_60 (0x4 << 3)
#define LPDDR4_PDDS_48 (0x5 << 3)
#define LPDDR4_PDDS_40 (0x6 << 3)
#define LPDDR4_DBI_RD_EN (1 << 6)
#define LPDDR4_DBI_WR_EN (1 << 7)
/* MR11 (ODT Control) */
#define LPDDR4_DQODT_240 (1)
#define LPDDR4_DQODT_120 (2)
#define LPDDR4_DQODT_80 (3)
#define LPDDR4_DQODT_60 (4)
#define LPDDR4_DQODT_48 (5)
#define LPDDR4_DQODT_40 (6)
#define LPDDR4_DQODT_DIS (0)
#define LPDDR4_CAODT_240 (1 << 4)
#define LPDDR4_CAODT_120 (2 << 4)
#define LPDDR4_CAODT_80 (3 << 4)
#define LPDDR4_CAODT_60 (4 << 4)
#define LPDDR4_CAODT_48 (5 << 4)
#define LPDDR4_CAODT_40 (6 << 4)
#define LPDDR4_CAODT_DIS (0 << 4)
/*
* Description: depend on input parameter "timing_config",
* and calculate correspond "dram_type"
* spec timing to "pdram_timing"
* parameters:
* input: timing_config
* output: pdram_timing
* NOTE: MR ODT is set, need to disable by controller
*/
void dram_get_parameter(struct timing_related_config *timing_config,
struct dram_timing_t *pdram_timing);
#endif /* _DRAM_SPEC_TIMING_HEAD_ */
plat/rockchip/rk3399/drivers/soc/soc.h
View file @ fe877779
......@@ -48,6 +48,12 @@
#define NO_PLL_BYPASS (0x00)
#define NO_PLL_PWRDN (0x00)
#define FBDIV(n) ((0xfff << 16) | n)
#define POSTDIV2(n) ((0x7 << (12 + 16)) | (n << 12))
#define POSTDIV1(n) ((0x7 << (8 + 16)) | (n << 8))
#define REFDIV(n) ((0x3F << 16) | n)
#define PLL_LOCK(n) ((n >> 31) & 0x1)
#define PLL_SLOW_MODE BITS_WITH_WMASK(SLOW_MODE,\
PLL_MODE_MSK, PLL_MODE_SHIFT)
......@@ -107,6 +113,31 @@ struct deepsleep_data_s {
uint32_t pmucru_gate_con[PMUCRU_GATE_COUNT];
};
/**************************************************
* pmugrf reg, offset
**************************************************/
#define PMUGRF_OSREG(n) (0x300 + (n) * 4)
/**************************************************
* DCF reg, offset
**************************************************/
#define DCF_DCF_CTRL 0x0
#define DCF_DCF_ADDR 0x8
#define DCF_DCF_ISR 0xc
#define DCF_DCF_TOSET 0x14
#define DCF_DCF_TOCMD 0x18
#define DCF_DCF_CMD_CFG 0x1c
/* DCF_DCF_ISR */
#define DCF_TIMEOUT (1 << 2)
#define DCF_ERR (1 << 1)
#define DCF_DONE (1 << 0)
/* DCF_DCF_CTRL */
#define DCF_VOP_HW_EN (1 << 2)
#define DCF_STOP (1 << 1)
#define DCF_START (1 << 0)
#define CYCL_24M_CNT_US(us) (24 * us)
#define CYCL_24M_CNT_MS(ms) (ms * CYCL_24M_CNT_US(1000))
#define CYCL_32K_CNT_MS(ms) (ms * 32)
......@@ -256,6 +287,12 @@ struct deepsleep_data_s {
#define PWM_DISABLE (0 << 0)
#define PWM_ENABLE (1 << 0)
/* grf reg offset */
#define GRF_DDRC0_CON0 0xe380
#define GRF_DDRC0_CON1 0xe384
#define GRF_DDRC1_CON0 0xe388
#define GRF_DDRC1_CON1 0xe38c
/*
* When system reset in running state, we want the cpus to be reboot
* from maskrom (system reboot),
......
plat/rockchip/rk3399/plat_sip_calls.c
View file @ fe877779
......@@ -29,6 +29,42 @@
#include <plat_sip_calls.h>
#include <rockchip_sip_svc.h>
#include <runtime_svc.h>
#include <dram.h>
#define RK_SIP_DDR_CFG64 0x82000008
#define CONFIG_DRAM_INIT 0x00
#define CONFIG_DRAM_SET_RATE 0x01
#define CONFIG_DRAM_ROUND_RATE 0x02
#define CONFIG_DRAM_SET_AT_SR 0x03
#define CONFIG_DRAM_GET_BW 0x04
#define CONFIG_DRAM_GET_RATE 0x05
#define CONFIG_DRAM_CLR_IRQ 0x06
#define CONFIG_DRAM_SET_PARAM 0x07
uint64_t ddr_smc_handler(uint64_t arg0, uint64_t arg1, uint64_t id)
{
switch (id) {
case CONFIG_DRAM_INIT:
ddr_init();
break;
case CONFIG_DRAM_SET_RATE:
return ddr_set_rate(arg0);
case CONFIG_DRAM_ROUND_RATE:
return ddr_round_rate(arg0);
case CONFIG_DRAM_GET_RATE:
return ddr_get_rate();
case CONFIG_DRAM_CLR_IRQ:
clr_dcf_irq();
break;
case CONFIG_DRAM_SET_PARAM:
dts_timing_receive(arg0, arg1);
break;
default:
break;
}
return 0;
}
uint64_t rockchip_plat_sip_handler(uint32_t smc_fid,
uint64_t x1,
......@@ -40,6 +76,8 @@ uint64_t rockchip_plat_sip_handler(uint32_t smc_fid,
uint64_t flags)
{
switch (smc_fid) {
case RK_SIP_DDR_CFG64:
SMC_RET1(handle, ddr_smc_handler(x1, x2, x3));
default:
ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
SMC_RET1(handle, SMC_UNK);
......
plat/rockchip/rk3399/platform.mk
View file @ fe877779
......@@ -40,6 +40,7 @@ PLAT_INCLUDES := -I${RK_PLAT_COMMON}/ \
-I${RK_PLAT_SOC}/drivers/pmu/ \
-I${RK_PLAT_SOC}/drivers/pwm/ \
-I${RK_PLAT_SOC}/drivers/soc/ \
-I${RK_PLAT_SOC}/drivers/dram/ \
-I${RK_PLAT_SOC}/include/ \
RK_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
......@@ -76,6 +77,8 @@ BL31_SOURCES += ${RK_GIC_SOURCES}
${RK_PLAT_SOC}/drivers/gpio/rk3399_gpio.c \
${RK_PLAT_SOC}/drivers/pmu/pmu.c \
${RK_PLAT_SOC}/drivers/pwm/pwm.c \
${RK_PLAT_SOC}/drivers/soc/soc.c
${RK_PLAT_SOC}/drivers/soc/soc.c \
${RK_PLAT_SOC}/drivers/dram/dram.c \
${RK_PLAT_SOC}/drivers/dram/dram_spec_timing.c
ENABLE_PLAT_COMPAT := 0
plat/rockchip/rk3399/rk3399_def.h
View file @ fe877779
......@@ -61,6 +61,12 @@
#define PWM_BASE (MMIO_BASE + 0x1420000)
#define PWM_SIZE SIZE_K(64)
#define CIC_BASE (MMIO_BASE + 0x1620000)
#define CIC_SIZE SIZE_K(4)
#define DCF_BASE (MMIO_BASE + 0x16a0000)
#define DCF_SIZE SIZE_K(4)
#define GPIO0_BASE (MMIO_BASE + 0x1720000)
#define GPIO0_SIZE SIZE_K(64)
......@@ -85,12 +91,21 @@
#define STIME_BASE (MMIO_BASE + 0x1860000)
#define STIME_SIZE SIZE_K(64)
#define SRAM_BASE (MMIO_BASE + 0x18c0000)
#define SRAM_SIZE SIZE_K(192)
#define SERVICE_NOC_0_BASE (MMIO_BASE + 0x1a50000)
#define NOC_0_SIZE SIZE_K(192)
#define DDRC0_BASE (MMIO_BASE + 0x1a80000)
#define DDRC0_SIZE SIZE_K(32)
#define SERVICE_NOC_1_BASE (MMIO_BASE + 0x1a84000)
#define NOC_1_SIZE SIZE_K(16)
#define DDRC1_BASE (MMIO_BASE + 0x1a88000)
#define DDRC1_SIZE SIZE_K(32)
#define SERVICE_NOC_2_BASE (MMIO_BASE + 0x1a8c000)
#define NOC_2_SIZE SIZE_K(16)
......@@ -100,6 +115,14 @@
#define CCI500_BASE (MMIO_BASE + 0x1b00000)
#define CCI500_SIZE SIZE_M(1)
#define DDR_PI_OFFSET 0x800
#define DDR_PHY_OFFSET 0x2000
#define DDRC0_PI_BASE (DDRC0_BASE + DDR_PI_OFFSET)
#define DDRC0_PHY_BASE (DDRC0_BASE + DDR_PHY_OFFSET)
#define DDRC1_PI_BASE (DDRC1_BASE + DDR_PI_OFFSET)
#define DDRC1_PHY_BASE (DDRC1_BASE + DDR_PHY_OFFSET)
/* Aggregate of all devices in the first GB */
#define RK3399_DEV_RNG0_BASE MMIO_BASE
#define RK3399_DEV_RNG0_SIZE 0x1d00000
......
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